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<Type Name="DataRow" FullName="System.Data.DataRow">
<TypeSignature Language="C#" Value="public class DataRow" />
<TypeSignature Language="ILAsm" Value=".class public auto ansi beforefieldinit DataRow extends System.Object" FrameworkAlternate="net-10.0;net-11.0;net-5.0;net-6.0;net-7.0;net-8.0;net-9.0;netcore-2.0;netcore-2.1;netcore-2.2;netcore-3.0;netcore-3.1;netframework-2.0;netframework-3.0;netframework-3.5;netframework-4.0;netframework-4.5;netframework-4.5.1;netframework-4.5.2;netframework-4.6;netframework-4.6.1;netframework-4.6.2;netframework-4.7;netframework-4.7.1;netframework-4.7.2;netframework-4.8;netframework-4.8.1;netstandard-2.0;netstandard-2.1" />
<TypeSignature Language="DocId" Value="T:System.Data.DataRow" />
<TypeSignature Language="VB.NET" Value="Public Class DataRow" />
<TypeSignature Language="F#" Value="type DataRow = class" />
<TypeSignature Language="C++ CLI" Value="public ref class DataRow" />
<TypeSignature Language="ILAsm" Value=".class public auto ansi serializable beforefieldinit DataRow extends System.Object" FrameworkAlternate="netframework-1.1" />
<AssemblyInfo>
<AssemblyName>System.Data</AssemblyName>
<AssemblyVersion>1.0.5000.0</AssemblyVersion>
<AssemblyVersion>2.0.0.0</AssemblyVersion>
<AssemblyVersion>2.0.5.0</AssemblyVersion>
<AssemblyVersion>4.0.0.0</AssemblyVersion>
</AssemblyInfo>
<AssemblyInfo>
<AssemblyName>netstandard</AssemblyName>
<AssemblyVersion>2.0.0.0</AssemblyVersion>
<AssemblyVersion>2.1.0.0</AssemblyVersion>
</AssemblyInfo>
<AssemblyInfo>
<AssemblyName>System.Data.Common</AssemblyName>
<AssemblyVersion>4.2.0.0</AssemblyVersion>
<AssemblyVersion>4.2.1.0</AssemblyVersion>
<AssemblyVersion>4.2.2.0</AssemblyVersion>
<AssemblyVersion>5.0.0.0</AssemblyVersion>
<AssemblyVersion>6.0.0.0</AssemblyVersion>
<AssemblyVersion>7.0.0.0</AssemblyVersion>
<AssemblyVersion>8.0.0.0</AssemblyVersion>
<AssemblyVersion>9.0.0.0</AssemblyVersion>
<AssemblyVersion>10.0.0.0</AssemblyVersion>
<AssemblyVersion>11.0.0.0</AssemblyVersion>
</AssemblyInfo>
<TypeForwardingChain>
<TypeForwarding From="netstandard" FromVersion="2.1.0.0" To="System.Data.Common" ToVersion="10.0.0.0" FrameworkAlternate="net-10.0" />
<TypeForwarding From="netstandard" FromVersion="2.1.0.0" To="System.Data.Common" ToVersion="11.0.0.0" FrameworkAlternate="net-11.0" />
<TypeForwarding From="netstandard" FromVersion="2.1.0.0" To="System.Data.Common" ToVersion="5.0.0.0" FrameworkAlternate="net-5.0" />
<TypeForwarding From="netstandard" FromVersion="2.1.0.0" To="System.Data.Common" ToVersion="6.0.0.0" FrameworkAlternate="net-6.0" />
<TypeForwarding From="netstandard" FromVersion="2.1.0.0" To="System.Data.Common" ToVersion="7.0.0.0" FrameworkAlternate="net-7.0" />
<TypeForwarding From="netstandard" FromVersion="2.1.0.0" To="System.Data.Common" ToVersion="8.0.0.0" FrameworkAlternate="net-8.0" />
<TypeForwarding From="netstandard" FromVersion="2.1.0.0" To="System.Data.Common" ToVersion="9.0.0.0" FrameworkAlternate="net-9.0" />
</TypeForwardingChain>
<Base>
<BaseTypeName>System.Object</BaseTypeName>
</Base>
<Interfaces />
<Attributes>
<Attribute FrameworkAlternate="net-10.0;net-11.0;net-8.0;net-9.0">
<AttributeName Language="C#">[System.Runtime.CompilerServices.Nullable(0)]</AttributeName>
<AttributeName Language="F#">[<System.Runtime.CompilerServices.Nullable(0)>]</AttributeName>
</Attribute>
<Attribute FrameworkAlternate="netframework-1.1">
<AttributeName Language="C#">[System.Serializable]</AttributeName>
<AttributeName Language="F#">[<System.Serializable>]</AttributeName>
</Attribute>
</Attributes>
<Docs>
<summary>Represents a row of data in a <see cref="T:System.Data.DataTable" />.</summary>
<remarks>
<format type="text/markdown"><.
You can delete a <xref:System.Data.DataRow> from the <xref:System.Data.DataRowCollection> by calling the <xref:System.Data.DataRowCollection.Remove*> method of the <xref:System.Data.DataRowCollection>, or by calling the <xref:System.Data.DataRow.Delete*> method of the <xref:System.Data.DataRow> object. The <xref:System.Data.DataRowCollection.Remove*> method removes the row from the collection. In contrast, <xref:System.Data.DataRow.Delete*> marks the <xref:System.Data.DataRow> for removal. The actual removal occurs when you call <xref:System.Data.DataRow.AcceptChanges*> method. By calling <xref:System.Data.DataRow.Delete*>, you can programmatically check which rows are marked for removal before actually deleting them. For more information, see [DataRow Deletion](/dotnet/framework/data/adonet/dataset-datatable-dataview/datarow-deletion).
## Examples
The following example creates a new <xref:System.Data.DataRow> by calling the <xref:System.Data.DataTable.NewRow*> method of the <xref:System.Data.DataTable> object.
:::code language="csharp" source="~/snippets/csharp/VS_Snippets_ADO.NET/Classic WebData DataRow Example/CS/source.cs" id="Snippet1":::
:::code language="vb" source="~/snippets/visualbasic/System.Data/DataRow/Overview/source.vb" id="Snippet1":::
]]></format>
</remarks>
<threadsafe>This type is safe for multithreaded read operations. You must synchronize any write operations.</threadsafe>
<altmember cref="M:System.Data.DataRow.AcceptChanges" />
<altmember cref="M:System.Data.DataRowCollection.Add(System.Data.DataRow)" />
<altmember cref="T:System.Data.DataColumnCollection" />
<altmember cref="T:System.Data.DataColumn" />
<altmember cref="T:System.Data.DataRowView" />
<altmember cref="T:System.Data.DataTable" />
<altmember cref="M:System.Data.DataRow.HasVersion(System.Data.DataRowVersion)" />
<altmember cref="M:System.Data.DataRow.IsNull(System.Int32)" />
<altmember cref="P:System.Data.DataRow.Item(System.Int32)" />
<altmember cref="M:System.Data.DataTable.NewRow" />
<altmember cref="T:System.Data.DataRowCollection" />
<related type="Article" href="/dotnet/framework/data/adonet/dataset-datatable-dataview/">Using DataSets in ADO.NET</related>
</Docs>
<Members>
<Member MemberName=".ctor">
<MemberSignature Language="C#" Value="protected internal DataRow (System.Data.DataRowBuilder builder);" />
<MemberSignature Language="ILAsm" Value=".method familyorassemblyhidebysig specialname rtspecialname instance void .ctor(class System.Data.DataRowBuilder builder) cil managed" />
<MemberSignature Language="DocId" Value="M:System.Data.DataRow.#ctor(System.Data.DataRowBuilder)" />
<MemberSignature Language="VB.NET" Value="Protected Friend Sub New (builder As DataRowBuilder)" />
<MemberSignature Language="F#" Value="new System.Data.DataRow : System.Data.DataRowBuilder -> System.Data.DataRow" Usage="new System.Data.DataRow builder" />
<MemberSignature Language="C++ CLI" Value="protected public:
 DataRow(System::Data::DataRowBuilder ^ builder);" />
<MemberType>Constructor</MemberType>
<AssemblyInfo>
<AssemblyName>System.Data</AssemblyName>
<AssemblyVersion>1.0.5000.0</AssemblyVersion>
<AssemblyVersion>2.0.0.0</AssemblyVersion>
<AssemblyVersion>2.0.5.0</AssemblyVersion>
<AssemblyVersion>4.0.0.0</AssemblyVersion>
</AssemblyInfo>
<AssemblyInfo>
<AssemblyName>netstandard</AssemblyName>
<AssemblyVersion>2.0.0.0</AssemblyVersion>
<AssemblyVersion>2.1.0.0</AssemblyVersion>
</AssemblyInfo>
<AssemblyInfo>
<AssemblyName>System.Data.Common</AssemblyName>
<AssemblyVersion>4.2.0.0</AssemblyVersion>
<AssemblyVersion>4.2.1.0</AssemblyVersion>
<AssemblyVersion>4.2.2.0</AssemblyVersion>
<AssemblyVersion>5.0.0.0</AssemblyVersion>
<AssemblyVersion>6.0.0.0</AssemblyVersion>
<AssemblyVersion>7.0.0.0</AssemblyVersion>
<AssemblyVersion>8.0.0.0</AssemblyVersion>
<AssemblyVersion>9.0.0.0</AssemblyVersion>
<AssemblyVersion>10.0.0.0</AssemblyVersion>
<AssemblyVersion>11.0.0.0</AssemblyVersion>
</AssemblyInfo>
<Parameters>
<Parameter Name="builder" Type="System.Data.DataRowBuilder" />
</Parameters>
<Docs>
<param name="builder">The builder that contains the table and record for the new row.</param>
<summary>Initializes a new instance of the DataRow class using the specified builder. Only for internal usage.</summary>
<remarks>To be added.</remarks>
</Docs>
</Member>
<Member MemberName="AcceptChanges">
<MemberSignature Language="C#" Value="public void AcceptChanges ();" />
<MemberSignature Language="ILAsm" Value=".method public hidebysig instance void AcceptChanges() cil managed" />
<MemberSignature Language="DocId" Value="M:System.Data.DataRow.AcceptChanges" />
<MemberSignature Language="VB.NET" Value="Public Sub AcceptChanges ()" />
<MemberSignature Language="F#" Value="member this.AcceptChanges : unit -> unit" Usage="dataRow.AcceptChanges " />
<MemberSignature Language="C++ CLI" Value="public:
 void AcceptChanges();" />
<MemberType>Method</MemberType>
<AssemblyInfo>
<AssemblyName>System.Data</AssemblyName>
<AssemblyVersion>1.0.5000.0</AssemblyVersion>
<AssemblyVersion>2.0.0.0</AssemblyVersion>
<AssemblyVersion>2.0.5.0</AssemblyVersion>
<AssemblyVersion>4.0.0.0</AssemblyVersion>
</AssemblyInfo>
<AssemblyInfo>
<AssemblyName>netstandard</AssemblyName>
<AssemblyVersion>2.0.0.0</AssemblyVersion>
<AssemblyVersion>2.1.0.0</AssemblyVersion>
</AssemblyInfo>
<AssemblyInfo>
<AssemblyName>System.Data.Common</AssemblyName>
<AssemblyVersion>4.2.0.0</AssemblyVersion>
<AssemblyVersion>4.2.1.0</AssemblyVersion>
<AssemblyVersion>4.2.2.0</AssemblyVersion>
<AssemblyVersion>5.0.0.0</AssemblyVersion>
<AssemblyVersion>6.0.0.0</AssemblyVersion>
<AssemblyVersion>7.0.0.0</AssemblyVersion>
<AssemblyVersion>8.0.0.0</AssemblyVersion>
<AssemblyVersion>9.0.0.0</AssemblyVersion>
<AssemblyVersion>10.0.0.0</AssemblyVersion>
<AssemblyVersion>11.0.0.0</AssemblyVersion>
</AssemblyInfo>
<ReturnValue>
<ReturnType>System.Void</ReturnType>
</ReturnValue>
<Parameters />
<Docs>
<summary>Commits all the changes made to this row since the last time <see cref="M:System.Data.DataRow.AcceptChanges" /> was called.</summary>
<remarks>
<format type="text/markdown"><.
## Examples
The following example first creates a new <xref:System.Data.DataTable> with one column, and then creates a single <xref:System.Data.DataRow>. As the <xref:System.Data.DataRow> is created, added, modified, and deleted, its <xref:System.Data.DataRow.RowState*> is printed.
:::code language="csharp" source="~/snippets/csharp/VS_Snippets_ADO.NET/Classic WebData DataRow.AcceptChanges Example/CS/source.cs" id="Snippet1":::
:::code language="vb" source="~/snippets/visualbasic/System.Data/DataRow/AcceptChanges/source.vb" id="Snippet1":::
]]></format>
</remarks>
<exception cref="T:System.Data.RowNotInTableException">The row does not belong to the table.</exception>
<altmember cref="M:System.Data.DataTable.AcceptChanges" />
<altmember cref="M:System.Data.DataRow.BeginEdit" />
<altmember cref="M:System.Data.DataRow.CancelEdit" />
<altmember cref="T:System.Data.DataViewRowState" />
<altmember cref="T:System.Data.DataTable" />
<altmember cref="M:System.Data.DataRow.EndEdit" />
<altmember cref="M:System.Data.DataRow.HasVersion(System.Data.DataRowVersion)" />
<altmember cref="P:System.Data.DataRow.Item(System.Int32)" />
<altmember cref="P:System.Data.DataRow.RowState" />
<related type="Article" href="/dotnet/framework/data/adonet/dataset-datatable-dataview/">Using DataSets in ADO.NET</related>
</Docs>
</Member>
<Member MemberName="BeginEdit">
<MemberSignature Language="C#" Value="public void BeginEdit ();" />
<MemberSignature Language="ILAsm" Value=".method public hidebysig instance void BeginEdit() cil managed" />
<MemberSignature Language="DocId" Value="M:System.Data.DataRow.BeginEdit" />
<MemberSignature Language="VB.NET" Value="Public Sub BeginEdit ()" />
<MemberSignature Language="F#" Value="member this.BeginEdit : unit -> unit" Usage="dataRow.BeginEdit " />
<MemberSignature Language="C++ CLI" Value="public:
 void BeginEdit();" />
<MemberType>Method</MemberType>
<AssemblyInfo>
<AssemblyName>System.Data</AssemblyName>
<AssemblyVersion>1.0.5000.0</AssemblyVersion>
<AssemblyVersion>2.0.0.0</AssemblyVersion>
<AssemblyVersion>2.0.5.0</AssemblyVersion>
<AssemblyVersion>4.0.0.0</AssemblyVersion>
</AssemblyInfo>
<AssemblyInfo>
<AssemblyName>netstandard</AssemblyName>
<AssemblyVersion>2.0.0.0</AssemblyVersion>
<AssemblyVersion>2.1.0.0</AssemblyVersion>
</AssemblyInfo>
<AssemblyInfo>
<AssemblyName>System.Data.Common</AssemblyName>
<AssemblyVersion>4.2.0.0</AssemblyVersion>
<AssemblyVersion>4.2.1.0</AssemblyVersion>
<AssemblyVersion>4.2.2.0</AssemblyVersion>
<AssemblyVersion>5.0.0.0</AssemblyVersion>
<AssemblyVersion>6.0.0.0</AssemblyVersion>
<AssemblyVersion>7.0.0.0</AssemblyVersion>
<AssemblyVersion>8.0.0.0</AssemblyVersion>
<AssemblyVersion>9.0.0.0</AssemblyVersion>
<AssemblyVersion>10.0.0.0</AssemblyVersion>
<AssemblyVersion>11.0.0.0</AssemblyVersion>
</AssemblyInfo>
<Attributes>
<Attribute FrameworkAlternate="net-10.0;net-11.0;net-5.0;net-6.0;net-7.0;net-8.0;net-9.0;netcore-2.0;netcore-2.1;netcore-2.2;netcore-3.0;netcore-3.1;netframework-2.0;netframework-3.0;netframework-3.5;netframework-4.0;netframework-4.5;netframework-4.5.1;netframework-4.5.2;netframework-4.6;netframework-4.6.1;netframework-4.6.2;netframework-4.7;netframework-4.7.1;netframework-4.7.2;netframework-4.8;netframework-4.8.1;netstandard-2.0;netstandard-2.1">
<AttributeName Language="C#">[System.ComponentModel.EditorBrowsable(System.ComponentModel.EditorBrowsableState.Advanced)]</AttributeName>
<AttributeName Language="F#">[<System.ComponentModel.EditorBrowsable(System.ComponentModel.EditorBrowsableState.Advanced)>]</AttributeName>
</Attribute>
</Attributes>
<ReturnValue>
<ReturnType>System.Void</ReturnType>
</ReturnValue>
<Parameters />
<Docs>
<summary>Starts an edit operation on a <see cref="T:System.Data.DataRow" /> object.</summary>
<remarks>
<format type="text/markdown"><![CDATA[
## Remarks
Use the <xref:System.Data.DataRow.BeginEdit*> method to put a <xref:System.Data.DataRow> into edit mode. In this mode, events are temporarily suspended, letting the user make changes to more than one row without triggering validation rules. For example, if you must make sure that the value of the column for a total amount is equal to the values for the debit and credit columns in a row, you can put each row into edit mode to suspend the validation of the row values until the user tries to commit the values.
The <xref:System.Data.DataRow.BeginEdit*> method is called implicitly when the user changes the value of a data-bound control; the <xref:System.Data.DataRow.EndEdit*> method is called implicitly when you invoke the <xref:System.Data.DataTable.AcceptChanges*> method for the <xref:System.Data.DataTable> object. While in this edit mode, the <xref:System.Data.DataRow> stores representations of the original and new proposed values. Therefore, as long as the <xref:System.Data.DataRow.EndEdit*> method has not been called, you can retrieve either the original or proposed version by passing either `DataRowVersion.Original` or `DataRowVersion.Proposed` for the `version` parameter of the <xref:System.Data.DataRow.Item*> property. You can also cancel any edits at this point by invoking the <xref:System.Data.DataRow.CancelEdit*> method.
To see if the row contains an original or proposed value, call the <xref:System.Data.DataRow.HasVersion*> method.
> [!NOTE]
> The <xref:System.Data.DataRow.BeginEdit*> method temporarily suspends <xref:System.Data.DataTable.RowChanging> events, but the `delete` operation does not.
## Examples
The example creates a simple <xref:System.Data.DataTable> with one <xref:System.Data.DataColumn> and five <xref:System.Data.DataRow> objects, and a <xref:System.Data.UniqueConstraint>. A <xref:System.Data.DataTable.RowChanged> event handler is also added to monitor when the row's value is changing. After invoking <xref:System.Data.DataRow.BeginEdit*> on the existing rows, the constraint and event are temporarily disabled and the original and proposed values are printed. The <xref:System.Data.DataRow.BeginEdit*> is again invoked to set two rows to the same value. When <xref:System.Data.DataRow.EndEdit*> is called, the <xref:System.Data.UniqueConstraint> is enforced on the identical values.
:::code language="csharp" source="~/snippets/csharp/VS_Snippets_ADO.NET/Classic WebData DataRow.BeginEdit Example/CS/source.cs" id="Snippet1":::
:::code language="vb" source="~/snippets/visualbasic/System.Data/DataRow/BeginEdit/source.vb" id="Snippet1":::
]]></format>
</remarks>
<exception cref="T:System.Data.InRowChangingEventException">The method was called inside the <see cref="E:System.Data.DataTable.RowChanging" /> event.</exception>
<exception cref="T:System.Data.DeletedRowInaccessibleException">The method was called upon a deleted row.</exception>
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<altmember cref="P:System.Data.DataRow.Item(System.Int32)" />
<altmember cref="P:System.Data.DataRow.RowState" />
<related type="Article" href="/dotnet/framework/data/adonet/dataset-datatable-dataview/">Using DataSets in ADO.NET</related>
</Docs>
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<summary>Cancels the current edit on the row.</summary>
<remarks>
<format type="text/markdown"><![CDATA[
## Remarks
See the <xref:System.Data.DataRow.BeginEdit*> method for more information.
## Examples
The following example edits the value of one column in the last row of a <xref:System.Windows.Forms.DataGrid> control. The example uses the <xref:System.Data.DataRow.BeginEdit*>, <xref:System.Data.DataRow.EndEdit*>, methods to edit the column's value and commit the change to the row.
:::code language="csharp" source="~/snippets/csharp/VS_Snippets_ADO.NET/Classic WebData DataRow.CancelEdit Example/CS/source.cs" id="Snippet1":::
:::code language="vb" source="~/snippets/visualbasic/System.Data/DataRow/CancelEdit/source.vb" id="Snippet1":::
]]></format>
</remarks>
<exception cref="T:System.Data.InRowChangingEventException">The method was called inside the <see cref="E:System.Data.DataTable.RowChanging" /> event.</exception>
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<altmember cref="P:System.Data.DataRow.Item(System.Int32)" />
<altmember cref="P:System.Data.DataRow.RowState" />
<related type="Article" href="/dotnet/framework/data/adonet/dataset-datatable-dataview/">Using DataSets in ADO.NET</related>
</Docs>
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<summary>Clears the errors for the row. This includes the <see cref="P:System.Data.DataRow.RowError" /> and errors set with <see cref="M:System.Data.DataRow.SetColumnError(System.Int32,System.String)" />.</summary>
<remarks>
<format type="text/markdown"><![CDATA[
## Remarks
Use <xref:System.Data.DataRow.SetColumnError*> and <xref:System.Data.DataRow.GetColumnError*> to set and return errors for individual columns.
Set the <xref:System.Data.DataRow.RowError> property to set an error that applies to the whole row.
To determine whether any errors exist for the columns collection, use the <xref:System.Data.DataRow.HasErrors*> method. Consequently, you can use the <xref:System.Data.DataRow.GetColumnsInError*> method to retrieve all the columns with errors.
## Examples
The following example uses the <xref:System.Data.DataRow.HasErrors*> to look for errors. If the row has errors, the <xref:System.Data.DataRow.GetColumnsInError*> method returns the array of columns with errors that can then be resolved. The <xref:System.Data.DataRow.ClearErrors*> method is then called to clear all errors.
:::code language="csharp" source="~/snippets/csharp/VS_Snippets_ADO.NET/Classic WebData DataRow.ClearErrors Example/CS/source.cs" id="Snippet1":::
:::code language="vb" source="~/snippets/visualbasic/System.Data/DataRow/ClearErrors/source.vb" id="Snippet1":::
]]></format>
</remarks>
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<altmember cref="M:System.Data.DataRow.SetColumnError(System.Int32,System.String)" />
<altmember cref="P:System.Data.DataRow.RowError" />
<related type="Article" href="/dotnet/framework/data/adonet/dataset-datatable-dataview/">Using DataSets in ADO.NET</related>
</Docs>
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<summary>Deletes the <see cref="T:System.Data.DataRow" />.</summary>
<remarks>
<format type="text/markdown"><![CDATA[
## Remarks
If the <xref:System.Data.DataRow.RowState*> of the row is `Added`, the <xref:System.Data.DataRow.RowState*> becomes `Detached` and the row is removed from the table immediately.
The <xref:System.Data.DataRow.RowState*> becomes `Deleted` after you use the <xref:System.Data.DataRow.Delete*> method on an existing <xref:System.Data.DataRow>. It remains `Deleted` until you call <xref:System.Data.DataRow.AcceptChanges*>. At this time, the <xref:System.Data.DataRow> is removed from the table.
<xref:System.Data.DataRow.Delete*> should not be called in a foreach loop while iterating through a <xref:System.Data.DataRowCollection> object. <xref:System.Data.DataRow.Delete*> modifies the state of the collection.
A deleted row can be undeleted by invoking <xref:System.Data.DataRow.RejectChanges*>.
> [!NOTE]
> The <xref:System.Data.DataRow.BeginEdit*> method temporarily suspends <xref:System.Data.DataTable.RowChanging> events, but the delete operation does not.
## Examples
The following example creates a simple <xref:System.Data.DataTable> with two columns and ten rows. After deleting several <xref:System.Data.DataRow> items with the <xref:System.Data.DataRow.Delete*> method, one of the rows is undeleted by invoking <xref:System.Data.DataRow.RejectChanges*>.
:::code language="csharp" source="~/snippets/csharp/VS_Snippets_ADO.NET/Classic WebData DataRow.Delete Example/CS/source.cs" id="Snippet1":::
:::code language="vb" source="~/snippets/visualbasic/System.Data/DataRow/Delete/source.vb" id="Snippet1":::
]]></format>
</remarks>
<exception cref="T:System.Data.DeletedRowInaccessibleException">The <see cref="T:System.Data.DataRow" /> has already been deleted.</exception>
<altmember cref="T:System.Data.DataRowState" />
<altmember cref="T:System.Data.DataViewRowState" />
<altmember cref="P:System.Data.DataRow.RowState" />
<related type="Article" href="/dotnet/framework/data/adonet/dataset-datatable-dataview/">Using DataSets in ADO.NET</related>
</Docs>
</Member>
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<summary>Ends the edit occurring on the row.</summary>
<remarks>
<format type="text/markdown"><![CDATA[
## Remarks
When you set the property, an exception is generated if an exception occurs in the <xref:System.Data.DataTable.RowChanging> event.
## Examples
The following example uses the <xref:System.Data.DataRow.EndEdit*> method to end the edit of a <xref:System.Data.DataRow> value if the validation function returns true.
:::code language="csharp" source="~/snippets/csharp/VS_Snippets_ADO.NET/Classic WebData DataRow.CancelEdit Example/CS/source.cs" id="Snippet1":::
:::code language="vb" source="~/snippets/visualbasic/System.Data/DataRow/CancelEdit/source.vb" id="Snippet1":::
]]></format>
</remarks>
<exception cref="T:System.Data.InRowChangingEventException">The method was called inside the <see cref="E:System.Data.DataTable.RowChanging" /> event.</exception>
<exception cref="T:System.Data.ConstraintException">The edit broke a constraint.</exception>
<exception cref="T:System.Data.ReadOnlyException">The row belongs to the table and the edit tried to change the value of a read-only column.</exception>
<exception cref="T:System.Data.NoNullAllowedException">The edit tried to put a null value into a column where <see cref="P:System.Data.DataColumn.AllowDBNull" /> is false.</exception>
<altmember cref="M:System.Data.DataTable.AcceptChanges" />
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<altmember cref="P:System.Data.DataRow.Item(System.Int32)" />
<altmember cref="P:System.Data.DataRow.RowState" />
<related type="Article" href="/dotnet/framework/data/adonet/dataset-datatable-dataview/">Using DataSets in ADO.NET</related>
</Docs>
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<Docs>
<summary>Gets the child rows of a <see cref="T:System.Data.DataRow" />.</summary>
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<param name="relation">The <see cref="T:System.Data.DataRelation" /> to use.</param>
<summary>Gets the child rows of this <see cref="T:System.Data.DataRow" /> using the specified <see cref="T:System.Data.DataRelation" />.</summary>
<returns>An array of <see cref="T:System.Data.DataRow" /> objects or an array of length zero.</returns>
<remarks>
<format type="text/markdown"><![CDATA[
## Remarks
The <xref:System.Data.DataTable> also contains a collection of <xref:System.Data.DataRelation> objects that is returned by the <xref:System.Data.DataTable.ChildRelations> property.
## Examples
The following example uses the <xref:System.Data.DataRow.GetChildRows*> to return the child <xref:System.Data.DataRow> objects for every child <xref:System.Data.DataRelation> in a <xref:System.Data.DataTable>. The value of each column in the row is then printed.
:::code language="csharp" source="~/snippets/csharp/VS_Snippets_ADO.NET/Classic WebData DataRow.GetChildRows2 Example/CS/source.cs" id="Snippet1":::
:::code language="vb" source="~/snippets/visualbasic/System.Data/DataRow/GetChildRows/source.vb" id="Snippet1":::
]]></format>
</remarks>
<exception cref="T:System.ArgumentException">The relation and row do not belong to the same table.</exception>
<exception cref="T:System.ArgumentNullException">The relation is <see langword="null" />.</exception>
<exception cref="T:System.Data.RowNotInTableException">The row does not belong to the table.</exception>
<exception cref="T:System.Data.VersionNotFoundException">The row does not have this version of data.</exception>
<altmember cref="P:System.Data.DataTable.ChildRelations" />
<altmember cref="T:System.Data.DataRelation" />
<altmember cref="M:System.Data.DataRow.GetParentRows(System.String)" />
<altmember cref="P:System.Data.DataSet.Relations" />
<related type="Article" href="/dotnet/framework/data/adonet/dataset-datatable-dataview/">Using DataSets in ADO.NET</related>
</Docs>
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<MemberSignature Language="F#" Value="member this.GetChildRows : string -> System.Data.DataRow[]" Usage="dataRow.GetChildRows relationName" />
<MemberSignature Language="C++ CLI" Value="public:
 cli::array <System::Data::DataRow ^> ^ GetChildRows(System::String ^ relationName);" />
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<ReturnValue>
<ReturnType>System.Data.DataRow[]</ReturnType>
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<Parameters>
<Parameter Name="relationName" Type="System.String">
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<Docs>
<param name="relationName">The <see cref="P:System.Data.DataRelation.RelationName" /> of the <see cref="T:System.Data.DataRelation" /> to use.</param>
<summary>Gets the child rows of a <see cref="T:System.Data.DataRow" /> using the specified <see cref="P:System.Data.DataRelation.RelationName" /> of a <see cref="T:System.Data.DataRelation" />.</summary>
<returns>An array of <see cref="T:System.Data.DataRow" /> objects or an array of length zero.</returns>
<remarks>
<format type="text/markdown"><![CDATA[
## Remarks
The <xref:System.Data.DataTable> also contains a collection of <xref:System.Data.DataRelation> objects that is returned by the <xref:System.Data.DataTable.ChildRelations> property.
]]></format>
</remarks>
<exception cref="T:System.ArgumentException">The relation and row do not belong to the same table.</exception>
<exception cref="T:System.Data.RowNotInTableException">The row does not belong to the table.</exception>
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<ReturnValue>
<ReturnType>System.Data.DataRow[]</ReturnType>
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<Parameters>
<Parameter Name="relation" Type="System.Data.DataRelation">
<Attributes>
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<Parameter Name="version" Type="System.Data.DataRowVersion" />
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<Docs>
<param name="relation">The <see cref="T:System.Data.DataRelation" /> to use.</param>
<param name="version">One of the <see cref="T:System.Data.DataRowVersion" /> values specifying the version of the data to get. Possible values are <see langword="Default" />, <see langword="Original" />, <see langword="Current" />, and <see langword="Proposed" />.</param>
<summary>Gets the child rows of a <see cref="T:System.Data.DataRow" /> using the specified <see cref="T:System.Data.DataRelation" />, and <see cref="T:System.Data.DataRowVersion" />.</summary>
<returns>An array of <see cref="T:System.Data.DataRow" /> objects.</returns>
<remarks>
<format type="text/markdown"><![CDATA[
## Remarks
The <xref:System.Data.DataTable> also contains a collection of <xref:System.Data.DataRelation> objects that is returned by the <xref:System.Data.DataTable.ChildRelations> property.
Use the <xref:System.Data.DataRow.HasVersion*> property to determine whether the <xref:System.Data.DataRowVersion> that you want exists.
If <xref:System.Data.DataRowVersion.Default> is specified, the version that is used depends on the <xref:System.Data.DataRow.RowState*> of the row on which `GetChildRows` is invoked. If the row on which `GetChildRows` is invoked has a `RowState` of `Modified`, `New`, or `Unchanged`, the <xref:System.Data.DataRowVersion.Current> version of the row is used for fetching related child rows with matching values in their Current versions. If the row on which `GetChildRows` is invoked has a `RowState` of `Deleted`, the <xref:System.Data.DataRowVersion.Original> version of the row is used for fetching related child rows with matching values in their original versions.
## Examples
The following example uses the <xref:System.Data.DataRow.GetChildRows*> to return the child <xref:System.Data.DataRow> objects for every child <xref:System.Data.DataRelation> in a <xref:System.Data.DataTable>. The value of each column with the specified version in the row is then printed.
:::code language="csharp" source="~/snippets/csharp/VS_Snippets_ADO.NET/Classic WebData DataRow.GetChildRows3 Example/CS/source.cs" id="Snippet1":::
:::code language="vb" source="~/snippets/visualbasic/System.Data/DataRow/GetChildRows/source1.vb" id="Snippet1":::
]]></format>
</remarks>
<exception cref="T:System.ArgumentException">The relation and row do not belong to the same table.</exception>
<exception cref="T:System.ArgumentNullException">The <paramref name="relation" /> is <see langword="null" />.</exception>
<exception cref="T:System.Data.RowNotInTableException">The row does not belong to the table.</exception>
<exception cref="T:System.Data.VersionNotFoundException">The row does not have the requested <see cref="T:System.Data.DataRowVersion" />.</exception>
<altmember cref="P:System.Data.DataTable.ChildRelations" />
<altmember cref="T:System.Data.DataRelation" />
<altmember cref="T:System.Data.DataRowVersion" />
<altmember cref="M:System.Data.DataRow.GetParentRow(System.String)" />
<altmember cref="M:System.Data.DataRow.GetParentRows(System.String)" />
<altmember cref="P:System.Data.DataSet.Relations" />
<related type="Article" href="/dotnet/framework/data/adonet/dataset-datatable-dataview/">Using DataSets in ADO.NET</related>
</Docs>
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<Member MemberName="GetChildRows">
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<ReturnValue>
<ReturnType>System.Data.DataRow[]</ReturnType>
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<Parameters>
<Parameter Name="relationName" Type="System.String">
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<Parameter Name="version" Type="System.Data.DataRowVersion" />
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<Docs>
<param name="relationName">The <see cref="P:System.Data.DataRelation.RelationName" /> of the <see cref="T:System.Data.DataRelation" /> to use.</param>
<param name="version">One of the <see cref="T:System.Data.DataRowVersion" /> values specifying the version of the data to get. Possible values are <see langword="Default" />, <see langword="Original" />, <see langword="Current" />, and <see langword="Proposed" />.</param>
<summary>Gets the child rows of a <see cref="T:System.Data.DataRow" /> using the specified <see cref="P:System.Data.DataRelation.RelationName" /> of a <see cref="T:System.Data.DataRelation" />, and <see cref="T:System.Data.DataRowVersion" />.</summary>
<returns>An array of <see cref="T:System.Data.DataRow" /> objects or an array of length zero.</returns>
<remarks>
<format type="text/markdown"><![CDATA[
## Remarks
The <xref:System.Data.DataTable> also contains a collection of <xref:System.Data.DataRelation> objects that is returned by the <xref:System.Data.DataTable.ChildRelations> property.
Use the <xref:System.Data.DataRow.HasVersion*> property to determine whether the <xref:System.Data.DataRowVersion> that you want exists.
If <xref:System.Data.DataRowVersion.Default> is specified, the version that is used depends on the <xref:System.Data.DataRow.RowState*> of the row on which `GetChildRows` is invoked. If the row on which `GetChildRows` is invoked has a `RowState` of `Modified`, `New`, or `Unchanged`, the <xref:System.Data.DataRowVersion.Current> version of the row is used for fetching related child rows with matching values in their Current versions. If the row on which `GetChildRows` is invoked has a `RowState` of `Deleted`, the <xref:System.Data.DataRowVersion.Original> version of the row is used for fetching related child rows with matching values in their original versions.
]]></format>
</remarks>
<exception cref="T:System.ArgumentException">The relation and row do not belong to the same table.</exception>
<exception cref="T:System.Data.RowNotInTableException">The row does not belong to the table.</exception>
<exception cref="T:System.Data.VersionNotFoundException">The row does not have the requested <see cref="T:System.Data.DataRowVersion" />.</exception>
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<Docs>
<summary>Gets the error description for a column.</summary>
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<Member MemberName="GetColumnError">
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<ReturnValue>
<ReturnType>System.String</ReturnType>
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<Parameters>
<Parameter Name="column" Type="System.Data.DataColumn" />
</Parameters>
<Docs>
<param name="column">A <see cref="T:System.Data.DataColumn" />.</param>
<summary>Gets the error description of the specified <see cref="T:System.Data.DataColumn" />.</summary>
<returns>The text of the error description.</returns>
<remarks>
<format type="text/markdown"><![CDATA[
## Remarks
Use the <xref:System.Data.DataRow.SetColumnError*> method to set column errors.
To determine whether any errors exist for the columns collection, use the <xref:System.Data.DataRow.HasErrors*> method. Consequently, you can use the <xref:System.Data.DataRow.GetColumnsInError*> method to retrieve all the columns with errors. Alternatively, the <xref:System.Data.DataTable.GetErrors*> method of the <xref:System.Data.DataTable> returns all rows with errors.
To clear all errors for the columns collection, use the <xref:System.Data.DataRow.ClearErrors*> method.
## Examples
The following example sets an error description for a specified <xref:System.Data.DataRow>.
:::code language="csharp" source="~/snippets/csharp/VS_Snippets_ADO.NET/Classic WebData DataRow.SetColumnError Example/CS/source.cs" id="Snippet1":::
:::code language="vb" source="~/snippets/visualbasic/System.Data/DataRow/GetColumnError/source.vb" id="Snippet1":::
]]></format>
</remarks>
<altmember cref="M:System.Data.DataRow.ClearErrors" />
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<altmember cref="M:System.Data.DataColumnCollection.Contains(System.String)" />
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<altmember cref="M:System.Data.DataRow.GetColumnsInError" />
<altmember cref="M:System.Data.DataTable.GetErrors" />
<altmember cref="P:System.Data.DataRow.HasErrors" />
<altmember cref="P:System.Data.DataRow.RowError" />
<altmember cref="M:System.Data.DataRow.SetColumnError(System.Int32,System.String)" />
</Docs>
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<ReturnValue>
<ReturnType>System.String</ReturnType>
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