# C1.Globalization.CalendarEx.ToFourDigitYear

## Content

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<h1 id="C1_Globalization_CalendarEx_ToFourDigitYear_" data-uid="C1.Globalization.CalendarEx.ToFourDigitYear*">ToFourDigitYear Method
</h1>
<div class="markdown level0 summary"></div>
<div class="markdown level0 conceptual"></div>



<a id="C1_Globalization_CalendarEx_ToFourDigitYear_" data-uid="C1.Globalization.CalendarEx.ToFourDigitYear*"></a>
<h4 id="C1_Globalization_CalendarEx_ToFourDigitYear_System_Int32_System_Int32_" data-uid="C1.Globalization.CalendarEx.ToFourDigitYear(System.Int32,System.Int32)">ToFourDigitYear(int, int)</h4>
<div class="markdown level1 summary"><p>Converts the specified two-digit year to a four-digit year by using
the <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.globalization.calendar.twodigityearmax">TwoDigitYearMax</a>
property to determine the appropriate century.</p>
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<div class="markdown level1 conceptual"></div>
<h5 class="declaration">Declaration</h5>
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  <pre><code class="lang-csharp hljs">public virtual int ToFourDigitYear(int year, int twoDigitYearMax)</code></pre>
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  <pre><code class="lang-vbnet hljs">Public Overridable Function ToFourDigitYear(year As Integer, twoDigitYearMax As Integer) As Integer</code></pre>
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<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.int32">int</a></td>
      <td><span class="parametername">year</span></td>
      <td><p>A two-digit integer that represents the year to convert.</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.int32">int</a></td>
      <td><span class="parametername">twoDigitYearMax</span></td>
      <td><p>A <b>int</b> value indicates the two digit year max.</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.int32">int</a></td>
      <td><p>An integer that contains the four-digit representation of year.</p>
</td>
    </tr>
  </tbody>
</table>
<h5 class="exceptions">Exceptions</h5>
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  <thead>
    <tr>
      <th>Type</th>
      <th>Condition</th>
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  </thead>
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    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentoutofrangeexception">ArgumentOutOfRangeException</a></td>
      <td><p>year is outside the range supported by the calendar or
twoDigitYearMax large than 99 or twoDigitYearMax less than 9999.</p>
</td>
    </tr>
  </tbody>
</table>
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