# FarPoint.Win.Spread.FpSpread.OpenExcel

## Content

<div class="doc-site-dotnet-api-container">



<h1 id="FarPoint_Win_Spread_FpSpread_OpenExcel_" data-uid="FarPoint.Win.Spread.FpSpread.OpenExcel*">OpenExcel Method
</h1>
<div class="markdown level0 summary"></div>
<div class="markdown level0 conceptual"></div>



<a id="FarPoint_Win_Spread_FpSpread_OpenExcel_" data-uid="FarPoint.Win.Spread.FpSpread.OpenExcel*"></a>
<h4 id="FarPoint_Win_Spread_FpSpread_OpenExcel_System_IO_Stream_FarPoint_Excel_ExcelOpenFlags_" data-uid="FarPoint.Win.Spread.FpSpread.OpenExcel(System.IO.Stream,FarPoint.Excel.ExcelOpenFlags)">OpenExcel(Stream, ExcelOpenFlags)</h4>
<div class="markdown level1 summary"><p>Opens an Excel Compound Document File and loads it into Spread.</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="declaration">Declaration</h5>
<div class="codewrapper">
  <pre><code class="lang-csharp hljs">public bool OpenExcel(Stream stream, ExcelOpenFlags openFlags)</code></pre>
</div>
<div class="codewrapper">
  <pre><code class="lang-vbnet hljs">Public Function OpenExcel(stream As Stream, openFlags As ExcelOpenFlags) As Boolean</code></pre>
</div>
<h5 class="parameters">Parameters</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Name</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.io.stream">Stream</a></td>
      <td><span class="parametername">stream</span></td>
      <td><p>Stream</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="../FarPoint.Excel/FarPoint.Excel.ExcelOpenFlags.html">ExcelOpenFlags</a></td>
      <td><span class="parametername">openFlags</span></td>
      <td><p>Open flag</p>
</td>
    </tr>
  </tbody>
</table>
<h5 class="returns">Returns</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.boolean">bool</a></td>
      <td><p>true if successful; false otherwise</p>
</td>
    </tr>
  </tbody>
</table>
<h5 class="exceptions">Exceptions</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Condition</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentnullexception">ArgumentNullException</a></td>
      <td><p>No stream specified or specified stream is null</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentexception">ArgumentException</a></td>
      <td><p>No stream specified or specified stream is empty</p>
</td>
    </tr>
  </tbody>
</table>


<a id="FarPoint_Win_Spread_FpSpread_OpenExcel_" data-uid="FarPoint.Win.Spread.FpSpread.OpenExcel*"></a>
<h4 id="FarPoint_Win_Spread_FpSpread_OpenExcel_System_IO_Stream_FarPoint_Excel_ExcelOpenFlags_System_String_" data-uid="FarPoint.Win.Spread.FpSpread.OpenExcel(System.IO.Stream,FarPoint.Excel.ExcelOpenFlags,System.String)">OpenExcel(Stream, ExcelOpenFlags, string)</h4>
<div class="markdown level1 summary"><p>Opens an Excel Compound Document File and loads it into Spread.</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="declaration">Declaration</h5>
<div class="codewrapper">
  <pre><code class="lang-csharp hljs">public bool OpenExcel(Stream stream, ExcelOpenFlags openFlags, string password)</code></pre>
</div>
<div class="codewrapper">
  <pre><code class="lang-vbnet hljs">Public Function OpenExcel(stream As Stream, openFlags As ExcelOpenFlags, password As String) As Boolean</code></pre>
</div>
<h5 class="parameters">Parameters</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Name</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.io.stream">Stream</a></td>
      <td><span class="parametername">stream</span></td>
      <td><p>Stream</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="../FarPoint.Excel/FarPoint.Excel.ExcelOpenFlags.html">ExcelOpenFlags</a></td>
      <td><span class="parametername">openFlags</span></td>
      <td><p>Open flag</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a></td>
      <td><span class="parametername">password</span></td>
      <td><p>File password</p>
</td>
    </tr>
  </tbody>
</table>
<h5 class="returns">Returns</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.boolean">bool</a></td>
      <td><p>true if successful; false otherwise</p>
</td>
    </tr>
  </tbody>
</table>
<h5 class="exceptions">Exceptions</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Condition</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentnullexception">ArgumentNullException</a></td>
      <td><p>No stream specified or specified stream is null</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentexception">ArgumentException</a></td>
      <td><p>No stream specified or specified stream is empty</p>
</td>
    </tr>
  </tbody>
</table>


<a id="FarPoint_Win_Spread_FpSpread_OpenExcel_" data-uid="FarPoint.Win.Spread.FpSpread.OpenExcel*"></a>
<h4 id="FarPoint_Win_Spread_FpSpread_OpenExcel_System_IO_Stream_FarPoint_Excel_ExcelOpenFlags_FarPoint_Excel_ExcelWarningList_" data-uid="FarPoint.Win.Spread.FpSpread.OpenExcel(System.IO.Stream,FarPoint.Excel.ExcelOpenFlags,FarPoint.Excel.ExcelWarningList)">OpenExcel(Stream, ExcelOpenFlags, ExcelWarningList)</h4>
<div class="markdown level1 summary"><p>Opens an Excel Compound Document File and loads it into Spread with a list of warnings.</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="declaration">Declaration</h5>
<div class="codewrapper">
  <pre><code class="lang-csharp hljs">public bool OpenExcel(Stream stream, ExcelOpenFlags openFlags, ExcelWarningList warningList)</code></pre>
</div>
<div class="codewrapper">
  <pre><code class="lang-vbnet hljs">Public Function OpenExcel(stream As Stream, openFlags As ExcelOpenFlags, warningList As ExcelWarningList) As Boolean</code></pre>
</div>
<h5 class="parameters">Parameters</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Name</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.io.stream">Stream</a></td>
      <td><span class="parametername">stream</span></td>
      <td><p>Stream</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="../FarPoint.Excel/FarPoint.Excel.ExcelOpenFlags.html">ExcelOpenFlags</a></td>
      <td><span class="parametername">openFlags</span></td>
      <td><p>Open flag</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="../FarPoint.Excel/FarPoint.Excel.ExcelWarningList.html">ExcelWarningList</a></td>
      <td><span class="parametername">warningList</span></td>
      <td><p>List of Excel warnings</p>
</td>
    </tr>
  </tbody>
</table>
<h5 class="returns">Returns</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.boolean">bool</a></td>
      <td><p>true if successful; false otherwise</p>
</td>
    </tr>
  </tbody>
</table>
<h5 class="exceptions">Exceptions</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Condition</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentnullexception">ArgumentNullException</a></td>
      <td><p>No stream specified or specified stream is null</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentexception">ArgumentException</a></td>
      <td><p>No stream specified or specified stream is empty</p>
</td>
    </tr>
  </tbody>
</table>


<a id="FarPoint_Win_Spread_FpSpread_OpenExcel_" data-uid="FarPoint.Win.Spread.FpSpread.OpenExcel*"></a>
<h4 id="FarPoint_Win_Spread_FpSpread_OpenExcel_System_IO_Stream_FarPoint_Excel_ExcelOpenFlags_FarPoint_Excel_ExcelWarningList_System_String_" data-uid="FarPoint.Win.Spread.FpSpread.OpenExcel(System.IO.Stream,FarPoint.Excel.ExcelOpenFlags,FarPoint.Excel.ExcelWarningList,System.String)">OpenExcel(Stream, ExcelOpenFlags, ExcelWarningList, string)</h4>
<div class="markdown level1 summary"><p>Opens an Excel Compound Document File and loads it into Spread with a list of warnings.</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="declaration">Declaration</h5>
<div class="codewrapper">
  <pre><code class="lang-csharp hljs">public bool OpenExcel(Stream stream, ExcelOpenFlags openFlags, ExcelWarningList warningList, string password)</code></pre>
</div>
<div class="codewrapper">
  <pre><code class="lang-vbnet hljs">Public Function OpenExcel(stream As Stream, openFlags As ExcelOpenFlags, warningList As ExcelWarningList, password As String) As Boolean</code></pre>
</div>
<h5 class="parameters">Parameters</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Name</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.io.stream">Stream</a></td>
      <td><span class="parametername">stream</span></td>
      <td><p>Stream</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="../FarPoint.Excel/FarPoint.Excel.ExcelOpenFlags.html">ExcelOpenFlags</a></td>
      <td><span class="parametername">openFlags</span></td>
      <td><p>Open flag</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="../FarPoint.Excel/FarPoint.Excel.ExcelWarningList.html">ExcelWarningList</a></td>
      <td><span class="parametername">warningList</span></td>
      <td><p>List of Excel warnings</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a></td>
      <td><span class="parametername">password</span></td>
      <td><p>File password</p>
</td>
    </tr>
  </tbody>
</table>
<h5 class="returns">Returns</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.boolean">bool</a></td>
      <td><p>true if successful; false otherwise</p>
</td>
    </tr>
  </tbody>
</table>
<h5 class="exceptions">Exceptions</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Condition</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentnullexception">ArgumentNullException</a></td>
      <td><p>No stream specified or specified stream is null</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentexception">ArgumentException</a></td>
      <td><p>No stream specified or specified stream is empty</p>
</td>
    </tr>
  </tbody>
</table>


<a id="FarPoint_Win_Spread_FpSpread_OpenExcel_" data-uid="FarPoint.Win.Spread.FpSpread.OpenExcel*"></a>
<h4 id="FarPoint_Win_Spread_FpSpread_OpenExcel_System_IO_Stream_FarPoint_Excel_ExcelOpenFlags_FarPoint_Excel_ExcelWarningList_System_String_System_Boolean_" data-uid="FarPoint.Win.Spread.FpSpread.OpenExcel(System.IO.Stream,FarPoint.Excel.ExcelOpenFlags,FarPoint.Excel.ExcelWarningList,System.String,System.Boolean)">OpenExcel(Stream, ExcelOpenFlags, ExcelWarningList, string, bool)</h4>
<div class="markdown level1 summary"><p>Opens an Excel Compound Document File and loads it into Spread with a list of warnings.</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="declaration">Declaration</h5>
<div class="codewrapper">
  <pre><code class="lang-csharp hljs">public bool OpenExcel(Stream stream, ExcelOpenFlags openFlags, ExcelWarningList warningList, string password, bool isClearInputMapKey)</code></pre>
</div>
<div class="codewrapper">
  <pre><code class="lang-vbnet hljs">Public Function OpenExcel(stream As Stream, openFlags As ExcelOpenFlags, warningList As ExcelWarningList, password As String, isClearInputMapKey As Boolean) As Boolean</code></pre>
</div>
<h5 class="parameters">Parameters</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Name</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.io.stream">Stream</a></td>
      <td><span class="parametername">stream</span></td>
      <td><p>Stream</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="../FarPoint.Excel/FarPoint.Excel.ExcelOpenFlags.html">ExcelOpenFlags</a></td>
      <td><span class="parametername">openFlags</span></td>
      <td><p>Open flag</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="../FarPoint.Excel/FarPoint.Excel.ExcelWarningList.html">ExcelWarningList</a></td>
      <td><span class="parametername">warningList</span></td>
      <td><p>List of Excel warnings</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a></td>
      <td><span class="parametername">password</span></td>
      <td><p>File password</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.boolean">bool</a></td>
      <td><span class="parametername">isClearInputMapKey</span></td>
      <td><p>Clear current input map key</p>
</td>
    </tr>
  </tbody>
</table>
<h5 class="returns">Returns</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.boolean">bool</a></td>
      <td><p>true if successful; false otherwise</p>
</td>
    </tr>
  </tbody>
</table>
<h5 class="exceptions">Exceptions</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Condition</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentnullexception">ArgumentNullException</a></td>
      <td><p>No stream specified or specified stream is null</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentexception">ArgumentException</a></td>
      <td><p>No stream specified or specified stream is empty</p>
</td>
    </tr>
  </tbody>
</table>


<a id="FarPoint_Win_Spread_FpSpread_OpenExcel_" data-uid="FarPoint.Win.Spread.FpSpread.OpenExcel*"></a>
<h4 id="FarPoint_Win_Spread_FpSpread_OpenExcel_System_IO_Stream_" data-uid="FarPoint.Win.Spread.FpSpread.OpenExcel(System.IO.Stream)">OpenExcel(Stream)</h4>
<div class="markdown level1 summary"><p>Opens an Excel Compound Document File and loads it into Spread.</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="declaration">Declaration</h5>
<div class="codewrapper">
  <pre><code class="lang-csharp hljs">public bool OpenExcel(Stream stream)</code></pre>
</div>
<div class="codewrapper">
  <pre><code class="lang-vbnet hljs">Public Function OpenExcel(stream As Stream) As Boolean</code></pre>
</div>
<h5 class="parameters">Parameters</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Name</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.io.stream">Stream</a></td>
      <td><span class="parametername">stream</span></td>
      <td><p>Stream that contains an Excel Compound Document File</p>
</td>
    </tr>
  </tbody>
</table>
<h5 class="returns">Returns</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.boolean">bool</a></td>
      <td><p>true if successful; false otherwise</p>
</td>
    </tr>
  </tbody>
</table>
<h5 class="exceptions">Exceptions</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Condition</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentnullexception">ArgumentNullException</a></td>
      <td><p>No stream specified or specified stream is null</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentexception">ArgumentException</a></td>
      <td><p>No stream specified or specified stream is empty</p>
</td>
    </tr>
  </tbody>
</table>


<a id="FarPoint_Win_Spread_FpSpread_OpenExcel_" data-uid="FarPoint.Win.Spread.FpSpread.OpenExcel*"></a>
<h4 id="FarPoint_Win_Spread_FpSpread_OpenExcel_System_IO_Stream_System_Boolean_" data-uid="FarPoint.Win.Spread.FpSpread.OpenExcel(System.IO.Stream,System.Boolean)">OpenExcel(Stream, bool)</h4>
<div class="markdown level1 summary"><p>Opens an Excel Compound Document File and loads it into Spread.</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="declaration">Declaration</h5>
<div class="codewrapper">
  <pre><code class="lang-csharp hljs">public bool OpenExcel(Stream stream, bool isClearInputMapKey)</code></pre>
</div>
<div class="codewrapper">
  <pre><code class="lang-vbnet hljs">Public Function OpenExcel(stream As Stream, isClearInputMapKey As Boolean) As Boolean</code></pre>
</div>
<h5 class="parameters">Parameters</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Name</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.io.stream">Stream</a></td>
      <td><span class="parametername">stream</span></td>
      <td><p>Stream that contains an Excel Compound Document File</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.boolean">bool</a></td>
      <td><span class="parametername">isClearInputMapKey</span></td>
      <td><p>Clear current input map key of Spread.</p>
</td>
    </tr>
  </tbody>
</table>
<h5 class="returns">Returns</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.boolean">bool</a></td>
      <td><p>true if successful; false otherwise</p>
</td>
    </tr>
  </tbody>
</table>
<h5 class="exceptions">Exceptions</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Condition</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentnullexception">ArgumentNullException</a></td>
      <td><p>No stream specified or specified stream is null</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentexception">ArgumentException</a></td>
      <td><p>No stream specified or specified stream is empty</p>
</td>
    </tr>
  </tbody>
</table>


<a id="FarPoint_Win_Spread_FpSpread_OpenExcel_" data-uid="FarPoint.Win.Spread.FpSpread.OpenExcel*"></a>
<h4 id="FarPoint_Win_Spread_FpSpread_OpenExcel_System_IO_Stream_System_String_" data-uid="FarPoint.Win.Spread.FpSpread.OpenExcel(System.IO.Stream,System.String)">OpenExcel(Stream, string)</h4>
<div class="markdown level1 summary"><p>Opens an Excel Compound Document File and loads it into Spread.</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="declaration">Declaration</h5>
<div class="codewrapper">
  <pre><code class="lang-csharp hljs">public bool OpenExcel(Stream stream, string password)</code></pre>
</div>
<div class="codewrapper">
  <pre><code class="lang-vbnet hljs">Public Function OpenExcel(stream As Stream, password As String) As Boolean</code></pre>
</div>
<h5 class="parameters">Parameters</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Name</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.io.stream">Stream</a></td>
      <td><span class="parametername">stream</span></td>
      <td><p>Stream that contains an Excel Compound Document File</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a></td>
      <td><span class="parametername">password</span></td>
      <td><p>File password</p>
</td>
    </tr>
  </tbody>
</table>
<h5 class="returns">Returns</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.boolean">bool</a></td>
      <td><p>true if successful; false otherwise</p>
</td>
    </tr>
  </tbody>
</table>
<h5 class="exceptions">Exceptions</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Condition</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentnullexception">ArgumentNullException</a></td>
      <td><p>No stream specified or specified stream is null</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentexception">ArgumentException</a></td>
      <td><p>No stream specified or specified stream is empty</p>
</td>
    </tr>
  </tbody>
</table>


<a id="FarPoint_Win_Spread_FpSpread_OpenExcel_" data-uid="FarPoint.Win.Spread.FpSpread.OpenExcel*"></a>
<h4 id="FarPoint_Win_Spread_FpSpread_OpenExcel_System_IO_Stream_FarPoint_Excel_ExcelWarningList_" data-uid="FarPoint.Win.Spread.FpSpread.OpenExcel(System.IO.Stream,FarPoint.Excel.ExcelWarningList)">OpenExcel(Stream, ExcelWarningList)</h4>
<div class="markdown level1 summary"><p>Opens an Excel Compound Document File and loads it into Spread with a list of warnings.</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="declaration">Declaration</h5>
<div class="codewrapper">
  <pre><code class="lang-csharp hljs">public bool OpenExcel(Stream stream, ExcelWarningList warningList)</code></pre>
</div>
<div class="codewrapper">
  <pre><code class="lang-vbnet hljs">Public Function OpenExcel(stream As Stream, warningList As ExcelWarningList) As Boolean</code></pre>
</div>
<h5 class="parameters">Parameters</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Name</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.io.stream">Stream</a></td>
      <td><span class="parametername">stream</span></td>
      <td><p>Stream</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="../FarPoint.Excel/FarPoint.Excel.ExcelWarningList.html">ExcelWarningList</a></td>
      <td><span class="parametername">warningList</span></td>
      <td><p>List of Excel warnings</p>
</td>
    </tr>
  </tbody>
</table>
<h5 class="returns">Returns</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.boolean">bool</a></td>
      <td><p>true if successful; false otherwise</p>
</td>
    </tr>
  </tbody>
</table>
<h5 class="exceptions">Exceptions</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Condition</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentnullexception">ArgumentNullException</a></td>
      <td><p>No stream specified or specified stream is null</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentexception">ArgumentException</a></td>
      <td><p>No stream specified or specified stream is empty</p>
</td>
    </tr>
  </tbody>
</table>


<a id="FarPoint_Win_Spread_FpSpread_OpenExcel_" data-uid="FarPoint.Win.Spread.FpSpread.OpenExcel*"></a>
<h4 id="FarPoint_Win_Spread_FpSpread_OpenExcel_System_String_FarPoint_Excel_ExcelOpenFlags_" data-uid="FarPoint.Win.Spread.FpSpread.OpenExcel(System.String,FarPoint.Excel.ExcelOpenFlags)">OpenExcel(string, ExcelOpenFlags)</h4>
<div class="markdown level1 summary"><p>Opens an Excel-compatible file and loads it into Spread.</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="declaration">Declaration</h5>
<div class="codewrapper">
  <pre><code class="lang-csharp hljs">public bool OpenExcel(string fileName, ExcelOpenFlags openFlags)</code></pre>
</div>
<div class="codewrapper">
  <pre><code class="lang-vbnet hljs">Public Function OpenExcel(fileName As String, openFlags As ExcelOpenFlags) As Boolean</code></pre>
</div>
<h5 class="parameters">Parameters</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Name</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a></td>
      <td><span class="parametername">fileName</span></td>
      <td><p>Path and name of file</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="../FarPoint.Excel/FarPoint.Excel.ExcelOpenFlags.html">ExcelOpenFlags</a></td>
      <td><span class="parametername">openFlags</span></td>
      <td><p>Open flag</p>
</td>
    </tr>
  </tbody>
</table>
<h5 class="returns">Returns</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.boolean">bool</a></td>
      <td><p>True if successful; false otherwise</p>
</td>
    </tr>
  </tbody>
</table>
<h5 class="exceptions">Exceptions</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Condition</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.io.filenotfoundexception">FileNotFoundException</a></td>
      <td><p>Specified file is not found</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentnullexception">ArgumentNullException</a></td>
      <td><p>No file name is specified (or specified file name is null)</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentexception">ArgumentException</a></td>
      <td><p>No file name is specified (or specified file name is empty)</p>
</td>
    </tr>
  </tbody>
</table>


<a id="FarPoint_Win_Spread_FpSpread_OpenExcel_" data-uid="FarPoint.Win.Spread.FpSpread.OpenExcel*"></a>
<h4 id="FarPoint_Win_Spread_FpSpread_OpenExcel_System_String_FarPoint_Excel_ExcelOpenFlags_System_String_" data-uid="FarPoint.Win.Spread.FpSpread.OpenExcel(System.String,FarPoint.Excel.ExcelOpenFlags,System.String)">OpenExcel(string, ExcelOpenFlags, string)</h4>
<div class="markdown level1 summary"><p>Opens an Excel-compatible file and loads it into Spread.</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="declaration">Declaration</h5>
<div class="codewrapper">
  <pre><code class="lang-csharp hljs">public bool OpenExcel(string fileName, ExcelOpenFlags openFlags, string password)</code></pre>
</div>
<div class="codewrapper">
  <pre><code class="lang-vbnet hljs">Public Function OpenExcel(fileName As String, openFlags As ExcelOpenFlags, password As String) As Boolean</code></pre>
</div>
<h5 class="parameters">Parameters</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Name</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a></td>
      <td><span class="parametername">fileName</span></td>
      <td><p>Path and name of file</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="../FarPoint.Excel/FarPoint.Excel.ExcelOpenFlags.html">ExcelOpenFlags</a></td>
      <td><span class="parametername">openFlags</span></td>
      <td><p>Open flag</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a></td>
      <td><span class="parametername">password</span></td>
      <td><p>Password of file</p>
</td>
    </tr>
  </tbody>
</table>
<h5 class="returns">Returns</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.boolean">bool</a></td>
      <td><p>True if successful; false otherwise</p>
</td>
    </tr>
  </tbody>
</table>
<h5 class="exceptions">Exceptions</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Condition</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.io.filenotfoundexception">FileNotFoundException</a></td>
      <td><p>Specified file is not found</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentnullexception">ArgumentNullException</a></td>
      <td><p>No file name is specified (or specified file name is null)</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentexception">ArgumentException</a></td>
      <td><p>No file name is specified (or specified file name is empty)</p>
</td>
    </tr>
  </tbody>
</table>


<a id="FarPoint_Win_Spread_FpSpread_OpenExcel_" data-uid="FarPoint.Win.Spread.FpSpread.OpenExcel*"></a>
<h4 id="FarPoint_Win_Spread_FpSpread_OpenExcel_System_String_FarPoint_Excel_ExcelOpenFlags_FarPoint_Excel_ExcelWarningList_" data-uid="FarPoint.Win.Spread.FpSpread.OpenExcel(System.String,FarPoint.Excel.ExcelOpenFlags,FarPoint.Excel.ExcelWarningList)">OpenExcel(string, ExcelOpenFlags, ExcelWarningList)</h4>
<div class="markdown level1 summary"><p>Opens an Excel-compatible file and loads it into Spread with a list of warnings.</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="declaration">Declaration</h5>
<div class="codewrapper">
  <pre><code class="lang-csharp hljs">public bool OpenExcel(string fileName, ExcelOpenFlags openFlags, ExcelWarningList warningList)</code></pre>
</div>
<div class="codewrapper">
  <pre><code class="lang-vbnet hljs">Public Function OpenExcel(fileName As String, openFlags As ExcelOpenFlags, warningList As ExcelWarningList) As Boolean</code></pre>
</div>
<h5 class="parameters">Parameters</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Name</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a></td>
      <td><span class="parametername">fileName</span></td>
      <td><p>Path and name of file</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="../FarPoint.Excel/FarPoint.Excel.ExcelOpenFlags.html">ExcelOpenFlags</a></td>
      <td><span class="parametername">openFlags</span></td>
      <td><p>Open flag</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="../FarPoint.Excel/FarPoint.Excel.ExcelWarningList.html">ExcelWarningList</a></td>
      <td><span class="parametername">warningList</span></td>
      <td><p>List of Excel warnings</p>
</td>
    </tr>
  </tbody>
</table>
<h5 class="returns">Returns</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.boolean">bool</a></td>
      <td><p>True if successful; false otherwise</p>
</td>
    </tr>
  </tbody>
</table>
<h5 class="exceptions">Exceptions</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Condition</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.io.filenotfoundexception">FileNotFoundException</a></td>
      <td><p>Specified file is not found</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentnullexception">ArgumentNullException</a></td>
      <td><p>No file name is specified (or specified file name is null)</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentexception">ArgumentException</a></td>
      <td><p>No file name is specified (or specified file name is empty)</p>
</td>
    </tr>
  </tbody>
</table>


<a id="FarPoint_Win_Spread_FpSpread_OpenExcel_" data-uid="FarPoint.Win.Spread.FpSpread.OpenExcel*"></a>
<h4 id="FarPoint_Win_Spread_FpSpread_OpenExcel_System_String_FarPoint_Excel_ExcelOpenFlags_FarPoint_Excel_ExcelWarningList_System_String_" data-uid="FarPoint.Win.Spread.FpSpread.OpenExcel(System.String,FarPoint.Excel.ExcelOpenFlags,FarPoint.Excel.ExcelWarningList,System.String)">OpenExcel(string, ExcelOpenFlags, ExcelWarningList, string)</h4>
<div class="markdown level1 summary"><p>Opens an Excel-compatible file and loads it into Spread with a list of warnings.</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="declaration">Declaration</h5>
<div class="codewrapper">
  <pre><code class="lang-csharp hljs">public bool OpenExcel(string fileName, ExcelOpenFlags openFlags, ExcelWarningList warningList, string password)</code></pre>
</div>
<div class="codewrapper">
  <pre><code class="lang-vbnet hljs">Public Function OpenExcel(fileName As String, openFlags As ExcelOpenFlags, warningList As ExcelWarningList, password As String) As Boolean</code></pre>
</div>
<h5 class="parameters">Parameters</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Name</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a></td>
      <td><span class="parametername">fileName</span></td>
      <td><p>Path and name of file</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="../FarPoint.Excel/FarPoint.Excel.ExcelOpenFlags.html">ExcelOpenFlags</a></td>
      <td><span class="parametername">openFlags</span></td>
      <td><p>Open flag</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="../FarPoint.Excel/FarPoint.Excel.ExcelWarningList.html">ExcelWarningList</a></td>
      <td><span class="parametername">warningList</span></td>
      <td><p>List of Excel warnings</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a></td>
      <td><span class="parametername">password</span></td>
      <td><p>Password of file</p>
</td>
    </tr>
  </tbody>
</table>
<h5 class="returns">Returns</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.boolean">bool</a></td>
      <td><p>True if successful; false otherwise</p>
</td>
    </tr>
  </tbody>
</table>
<h5 class="exceptions">Exceptions</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Condition</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.io.filenotfoundexception">FileNotFoundException</a></td>
      <td><p>Specified file is not found</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentnullexception">ArgumentNullException</a></td>
      <td><p>No file name is specified (or specified file name is null)</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentexception">ArgumentException</a></td>
      <td><p>No file name is specified (or specified file name is empty)</p>
</td>
    </tr>
  </tbody>
</table>


<a id="FarPoint_Win_Spread_FpSpread_OpenExcel_" data-uid="FarPoint.Win.Spread.FpSpread.OpenExcel*"></a>
<h4 id="FarPoint_Win_Spread_FpSpread_OpenExcel_System_String_FarPoint_Excel_ExcelOpenFlags_FarPoint_Excel_ExcelWarningList_System_String_System_Boolean_" data-uid="FarPoint.Win.Spread.FpSpread.OpenExcel(System.String,FarPoint.Excel.ExcelOpenFlags,FarPoint.Excel.ExcelWarningList,System.String,System.Boolean)">OpenExcel(string, ExcelOpenFlags, ExcelWarningList, string, bool)</h4>
<div class="markdown level1 summary"><p>Opens an Excel-compatible file and loads it into Spread with a list of warnings.</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="declaration">Declaration</h5>
<div class="codewrapper">
  <pre><code class="lang-csharp hljs">public bool OpenExcel(string fileName, ExcelOpenFlags openFlags, ExcelWarningList warningList, string password, bool isClearInputMapKey)</code></pre>
</div>
<div class="codewrapper">
  <pre><code class="lang-vbnet hljs">Public Function OpenExcel(fileName As String, openFlags As ExcelOpenFlags, warningList As ExcelWarningList, password As String, isClearInputMapKey As Boolean) As Boolean</code></pre>
</div>
<h5 class="parameters">Parameters</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Name</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a></td>
      <td><span class="parametername">fileName</span></td>
      <td><p>Path and name of file</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="../FarPoint.Excel/FarPoint.Excel.ExcelOpenFlags.html">ExcelOpenFlags</a></td>
      <td><span class="parametername">openFlags</span></td>
      <td><p>Open flag</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="../FarPoint.Excel/FarPoint.Excel.ExcelWarningList.html">ExcelWarningList</a></td>
      <td><span class="parametername">warningList</span></td>
      <td><p>List of Excel warnings</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a></td>
      <td><span class="parametername">password</span></td>
      <td><p>Password of file</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.boolean">bool</a></td>
      <td><span class="parametername">isClearInputMapKey</span></td>
      <td><p>Clear current input map key of Spread.</p>
</td>
    </tr>
  </tbody>
</table>
<h5 class="returns">Returns</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.boolean">bool</a></td>
      <td><p>True if successful; false otherwise</p>
</td>
    </tr>
  </tbody>
</table>
<h5 class="exceptions">Exceptions</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Condition</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.io.filenotfoundexception">FileNotFoundException</a></td>
      <td><p>Specified file is not found</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentnullexception">ArgumentNullException</a></td>
      <td><p>No file name is specified (or specified file name is null)</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentexception">ArgumentException</a></td>
      <td><p>No file name is specified (or specified file name is empty)</p>
</td>
    </tr>
  </tbody>
</table>


<a id="FarPoint_Win_Spread_FpSpread_OpenExcel_" data-uid="FarPoint.Win.Spread.FpSpread.OpenExcel*"></a>
<h4 id="FarPoint_Win_Spread_FpSpread_OpenExcel_System_String_" data-uid="FarPoint.Win.Spread.FpSpread.OpenExcel(System.String)">OpenExcel(string)</h4>
<div class="markdown level1 summary"><p>Opens an Excel-compatible file and loads it into Spread.</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="declaration">Declaration</h5>
<div class="codewrapper">
  <pre><code class="lang-csharp hljs">public bool OpenExcel(string fileName)</code></pre>
</div>
<div class="codewrapper">
  <pre><code class="lang-vbnet hljs">Public Function OpenExcel(fileName As String) As Boolean</code></pre>
</div>
<h5 class="parameters">Parameters</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Name</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a></td>
      <td><span class="parametername">fileName</span></td>
      <td><p>Path and name of file</p>
</td>
    </tr>
  </tbody>
</table>
<h5 class="returns">Returns</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.boolean">bool</a></td>
      <td><p>True if successful; false otherwise</p>
</td>
    </tr>
  </tbody>
</table>
<h5 class="exceptions">Exceptions</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Condition</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.io.filenotfoundexception">FileNotFoundException</a></td>
      <td><p>Specified file is not found</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentnullexception">ArgumentNullException</a></td>
      <td><p>No file name is specified (or specified file name is null)</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentexception">ArgumentException</a></td>
      <td><p>No file name is specified (or specified file name is empty)</p>
</td>
    </tr>
  </tbody>
</table>


<a id="FarPoint_Win_Spread_FpSpread_OpenExcel_" data-uid="FarPoint.Win.Spread.FpSpread.OpenExcel*"></a>
<h4 id="FarPoint_Win_Spread_FpSpread_OpenExcel_System_String_System_Boolean_" data-uid="FarPoint.Win.Spread.FpSpread.OpenExcel(System.String,System.Boolean)">OpenExcel(string, bool)</h4>
<div class="markdown level1 summary"><p>Opens an Excel-compatible file and loads it into Spread.</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="declaration">Declaration</h5>
<div class="codewrapper">
  <pre><code class="lang-csharp hljs">public bool OpenExcel(string fileName, bool isClearInputMapKey)</code></pre>
</div>
<div class="codewrapper">
  <pre><code class="lang-vbnet hljs">Public Function OpenExcel(fileName As String, isClearInputMapKey As Boolean) As Boolean</code></pre>
</div>
<h5 class="parameters">Parameters</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Name</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a></td>
      <td><span class="parametername">fileName</span></td>
      <td><p>Path and name of file</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.boolean">bool</a></td>
      <td><span class="parametername">isClearInputMapKey</span></td>
      <td><p>Clear current input map key of Spread.</p>
</td>
    </tr>
  </tbody>
</table>
<h5 class="returns">Returns</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.boolean">bool</a></td>
      <td><p>true if successful; false otherwise</p>
</td>
    </tr>
  </tbody>
</table>
<h5 class="exceptions">Exceptions</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Condition</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.io.filenotfoundexception">FileNotFoundException</a></td>
      <td><p>Specified file is not found</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentnullexception">ArgumentNullException</a></td>
      <td><p>No file name is specified (or specified file name is null)</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentexception">ArgumentException</a></td>
      <td><p>No file name is specified (or specified file name is empty)</p>
</td>
    </tr>
  </tbody>
</table>


<a id="FarPoint_Win_Spread_FpSpread_OpenExcel_" data-uid="FarPoint.Win.Spread.FpSpread.OpenExcel*"></a>
<h4 id="FarPoint_Win_Spread_FpSpread_OpenExcel_System_String_System_String_" data-uid="FarPoint.Win.Spread.FpSpread.OpenExcel(System.String,System.String)">OpenExcel(string, string)</h4>
<div class="markdown level1 summary"><p>Opens an Excel-compatible file and loads it into Spread.</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="declaration">Declaration</h5>
<div class="codewrapper">
  <pre><code class="lang-csharp hljs">public bool OpenExcel(string fileName, string password)</code></pre>
</div>
<div class="codewrapper">
  <pre><code class="lang-vbnet hljs">Public Function OpenExcel(fileName As String, password As String) As Boolean</code></pre>
</div>
<h5 class="parameters">Parameters</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Name</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a></td>
      <td><span class="parametername">fileName</span></td>
      <td><p>Path and name of file</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a></td>
      <td><span class="parametername">password</span></td>
      <td><p>Password of file</p>
</td>
    </tr>
  </tbody>
</table>
<h5 class="returns">Returns</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.boolean">bool</a></td>
      <td><p>True if successful; false otherwise</p>
</td>
    </tr>
  </tbody>
</table>
<h5 class="exceptions">Exceptions</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Condition</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.io.filenotfoundexception">FileNotFoundException</a></td>
      <td><p>Specified file is not found</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentnullexception">ArgumentNullException</a></td>
      <td><p>No file name is specified (or specified file name is null)</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentexception">ArgumentException</a></td>
      <td><p>No file name is specified (or specified file name is empty)</p>
</td>
    </tr>
  </tbody>
</table>


<a id="FarPoint_Win_Spread_FpSpread_OpenExcel_" data-uid="FarPoint.Win.Spread.FpSpread.OpenExcel*"></a>
<h4 id="FarPoint_Win_Spread_FpSpread_OpenExcel_System_String_FarPoint_Excel_ExcelWarningList_" data-uid="FarPoint.Win.Spread.FpSpread.OpenExcel(System.String,FarPoint.Excel.ExcelWarningList)">OpenExcel(string, ExcelWarningList)</h4>
<div class="markdown level1 summary"><p>Opens an Excel-compatible file and loads it into Spread with a list of warnings.</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="declaration">Declaration</h5>
<div class="codewrapper">
  <pre><code class="lang-csharp hljs">public bool OpenExcel(string fileName, ExcelWarningList warningList)</code></pre>
</div>
<div class="codewrapper">
  <pre><code class="lang-vbnet hljs">Public Function OpenExcel(fileName As String, warningList As ExcelWarningList) As Boolean</code></pre>
</div>
<h5 class="parameters">Parameters</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Name</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a></td>
      <td><span class="parametername">fileName</span></td>
      <td><p>Path and name of file</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="../FarPoint.Excel/FarPoint.Excel.ExcelWarningList.html">ExcelWarningList</a></td>
      <td><span class="parametername">warningList</span></td>
      <td><p>List of Excel warnings</p>
</td>
    </tr>
  </tbody>
</table>
<h5 class="returns">Returns</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.boolean">bool</a></td>
      <td><p>True if successful; false otherwise</p>
</td>
    </tr>
  </tbody>
</table>
<h5 class="exceptions">Exceptions</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Condition</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.io.filenotfoundexception">FileNotFoundException</a></td>
      <td><p>Specified file is not found</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentnullexception">ArgumentNullException</a></td>
      <td><p>No file name is specified (or specified file name is null)</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentexception">ArgumentException</a></td>
      <td><p>No file name is specified (or specified file name is empty)</p>
</td>
    </tr>
  </tbody>
</table>
</div>