# C1.C1Preview.DataBinding.DataSetField

## Content

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



  <h1 id="C1_C1Preview_DataBinding_DataSetField" data-uid="C1.C1Preview.DataBinding.DataSetField" class="text-break">DataSetField Class
</h1>
  <div class="markdown level0 summary"><p>Represents a field in a <a class="xref" href="C1.C1Preview.DataBinding.DataSet.html">DataSet</a>.
The field may represent a native DB field (assigned via the <a class="xref" href="C1.C1Preview.DataBinding.DataSetField.DataField.html#C1_C1Preview_DataBinding_DataSetField_DataField">DataField</a> property),
or may be calculated by an expression (set by the <a class="xref" href="C1.C1Preview.DataBinding.DataSetField.Expression.html#C1_C1Preview_DataBinding_DataSetField_Expression">Expression</a> property).</p>
</div>
  <div class="markdown level0 conceptual"></div>
  <div class="inheritance">
    <h5>Inheritance</h5>
    <div class="level0"><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object">object</a></div>
    <div class="level1"><a class="xref" href="C1.C1Preview.NamedCollectionItem.html">NamedCollectionItem</a></div>
    <div class="level2"><span class="xref">DataSetField</span></div>
  </div>
  <div class="implements">
    <h5>Implements</h5>
    <div><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.icloneable">ICloneable</a></div>
  </div>
  <h6><strong>Namespace</strong>: <a class="xref" href="C1.C1Preview.DataBinding.html">C1.C1Preview.DataBinding</a></h6>
  <h6><strong>Assembly</strong>: C1.PrintDocument.4.8.dll</h6>
  <h5 id="C1_C1Preview_DataBinding_DataSetField_syntax">Syntax</h5>
  <div class="codewrapper">
    <pre><code class="lang-csharp hljs">[C1ClassSerialization(true)]
public class DataSetField : NamedCollectionItem, ICloneable</code></pre>
  </div>
  <div class="codewrapper">
    <pre><code class="lang-vbnet hljs">&lt;C1ClassSerialization(True)&gt;
Public Class DataSetField
    Inherits NamedCollectionItem
    Implements ICloneable</code></pre>
  </div>
  <h3 id="constructors">Constructors
</h3>
  <table class="table table-bordered table-condensed">
    <thead>
      <tr>
        <th>Name</th>
        <th>Description</th>
      </tr>
    </thead>
    <tbody>
      <tr>
        <td id="C1_C1Preview_DataBinding_DataSetField__ctor" data-uid="C1.C1Preview.DataBinding.DataSetField.#ctor">
          <a class="xref" href="C1.C1Preview.DataBinding.DataSetField.-ctor.html#C1_C1Preview_DataBinding_DataSetField__ctor">DataSetField()</a>
        </td>
        <td class="markdown level1 summary"><p>Initializes a new instance of the <a class="xref" href="C1.C1Preview.DataBinding.DataSetField.html">DataSetField</a> class.</p>
</td>
      </tr>
      <tr>
        <td id="C1_C1Preview_DataBinding_DataSetField__ctor_System_String_" data-uid="C1.C1Preview.DataBinding.DataSetField.#ctor(System.String)">
          <a class="xref" href="C1.C1Preview.DataBinding.DataSetField.-ctor.html#C1_C1Preview_DataBinding_DataSetField__ctor_System_String_">DataSetField(string)</a>
        </td>
        <td class="markdown level1 summary"><p>Initializes a new instance of the <a class="xref" href="C1.C1Preview.DataBinding.DataSetField.html">DataSetField</a> class,
assigning the <a class="xref" href="C1.C1Preview.NamedCollectionItem.Name.html#C1_C1Preview_NamedCollectionItem_Name">Name</a> of this field.</p>
</td>
      </tr>
      <tr>
        <td id="C1_C1Preview_DataBinding_DataSetField__ctor_System_String_System_String_" data-uid="C1.C1Preview.DataBinding.DataSetField.#ctor(System.String,System.String)">
          <a class="xref" href="C1.C1Preview.DataBinding.DataSetField.-ctor.html#C1_C1Preview_DataBinding_DataSetField__ctor_System_String_System_String_">DataSetField(string, string)</a>
        </td>
        <td class="markdown level1 summary"><p>Initializes a new instance of the <a class="xref" href="C1.C1Preview.DataBinding.DataSetField.html">DataSetField</a> class,
assigning the <a class="xref" href="C1.C1Preview.NamedCollectionItem.Name.html#C1_C1Preview_NamedCollectionItem_Name">Name</a> and the associated DB field.</p>
</td>
      </tr>
    </tbody>
  </table>
  <h3 id="properties">Properties
</h3>
  <table class="table table-bordered table-condensed">
    <thead>
      <tr>
        <th>Name</th>
        <th>Description</th>
      </tr>
    </thead>
    <tbody>
      <tr>
        <td id="C1_C1Preview_DataBinding_DataSetField_DataField" data-uid="C1.C1Preview.DataBinding.DataSetField.DataField">
          <a class="xref" href="C1.C1Preview.DataBinding.DataSetField.DataField.html#C1_C1Preview_DataBinding_DataSetField_DataField">DataField</a>
        </td>
        <td class="markdown level1 summary"><p>Gets or sets the name of the corresponding DB field in the query.</p>
<p>
If this property is not empty, the field is a <b>data field</b> (as opposed to a <b>calculated field</b>).
</p>
</td>
      </tr>
      <tr>
        <td id="C1_C1Preview_DataBinding_DataSetField_Expression" data-uid="C1.C1Preview.DataBinding.DataSetField.Expression">
          <a class="xref" href="C1.C1Preview.DataBinding.DataSetField.Expression.html#C1_C1Preview_DataBinding_DataSetField_Expression">Expression</a>
        </td>
        <td class="markdown level1 summary"><p>Gets the <a class="xref" href="C1.C1Preview.DataBinding.Expression.html">Expression</a> used
to calculate the value of the current field.</p>
<p>
If this expression is not empty, the field is
a <b>calculated field</b> (as opposed to a <b>data field</b>).
</p>
</td>
      </tr>
      <tr>
        <td id="C1_C1Preview_DataBinding_DataSetField_ExpressionText" data-uid="C1.C1Preview.DataBinding.DataSetField.ExpressionText">
          <a class="xref" href="C1.C1Preview.DataBinding.DataSetField.ExpressionText.html#C1_C1Preview_DataBinding_DataSetField_ExpressionText">ExpressionText</a>
        </td>
        <td class="markdown level1 summary"><p>Gets or sets the text of the <a class="xref" href="C1.C1Preview.DataBinding.Expression.html">Expression</a>
used to calculate the value of the current field.</p>
<p>
This is a shortcut to the <a class="xref" href="C1.C1Preview.DataBinding.Expression.Text.html#C1_C1Preview_DataBinding_Expression_Text">Text</a>
property on the expression returned by <a class="xref" href="C1.C1Preview.DataBinding.DataSetField.Expression.html#C1_C1Preview_DataBinding_DataSetField_Expression">Expression</a>.
</p>
</td>
      </tr>
    </tbody>
  </table>
  <h3 id="methods">Methods
</h3>
  <table class="table table-bordered table-condensed">
    <thead>
      <tr>
        <th>Name</th>
        <th>Description</th>
      </tr>
    </thead>
    <tbody>
      <tr>
        <td id="C1_C1Preview_DataBinding_DataSetField_AssignFrom_C1_C1Preview_NamedCollectionItem_" data-uid="C1.C1Preview.DataBinding.DataSetField.AssignFrom(C1.C1Preview.NamedCollectionItem)">
          <a class="xref" href="C1.C1Preview.DataBinding.DataSetField.AssignFrom.html#C1_C1Preview_DataBinding_DataSetField_AssignFrom_C1_C1Preview_NamedCollectionItem_">AssignFrom(NamedCollectionItem)</a>
        </td>
        <td class="markdown level1 summary"><p>Assigns (copies) properties from another <a class="xref" href="C1.C1Preview.DataBinding.DataSetField.html">DataSetField</a> to the current object.</p>
</td>
      </tr>
    </tbody>
  </table>
  <h3 id="seealso">See Also</h3>
  <div class="seealso">
      <div><a class="xref" href="C1.C1Preview.DataBinding.DataSetFieldCollection.html">DataSetFieldCollection</a></div>
  </div>

</div>