DataRowView.Item[] Property
Important
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Gets or sets a value in a specified column.
| Item[Int32] |
Gets or sets a value in a specified column. |
| Item[String] |
Gets or sets a value in a specified column. |
- Source:
- DataRowView.cs
- Source:
- DataRowView.cs
- Source:
- DataRowView.cs
Gets or sets a value in a specified column.
public:
property System::Object ^ default[int] { System::Object ^ get(int ndx); void set(int ndx, System::Object ^ value); };public object this[int ndx] { get; set; }member this.Item(int) : obj with get, setDefault Public Property Item(ndx As Integer) As ObjectParameters
- ndx
- Int32
The column index.
Property Value
The value of the column.
Exceptions
The DataView doesn't allow edits and DataRowView is not new.
No column corresponds to that index value.
Examples
The following example displays the value in each item of each DataRowView in a DataView.
private static void WriteViewRows(DataView view)
{
int colCount = view.Table.Columns.Count;
// Iterate through the rows of the DataView.
foreach (DataRowView rowView in view)
{
// Display the value in each item of the DataRowView
for (int i = 0; i < colCount; i++)
Console.Write(rowView[i] + "\table");
Console.WriteLine();
}
}
Private Shared Sub WriteViewRows(view As DataView)
Dim colCount As Integer = view.Table.Columns.Count
' Iterate through the rows of the DataView.
For Each rowView As DataRowView In view
' Display the value in each item of the DataRowView
For i As Integer = 0 To colCount - 1
Console.Write(rowView(i) & vbTab)
Next
Console.WriteLine()
Next
End Sub
Applies to
.NET 10 and other versions
| Product | Versions |
|---|---|
| .NET | Core 2.0, Core 2.1, Core 2.2, Core 3.0, Core 3.1, 5, 6, 7, 8, 9, 10 |
| .NET Framework | 1.1, 2.0, 3.0, 3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1 |
| .NET Standard | 2.0, 2.1 |
- Source:
- DataRowView.cs
- Source:
- DataRowView.cs
- Source:
- DataRowView.cs
Gets or sets a value in a specified column.
public:
property System::Object ^ default[System::String ^] { System::Object ^ get(System::String ^ property); void set(System::String ^ property, System::Object ^ value); };public object this[string property] { get; set; }member this.Item(string) : obj with get, setDefault Public Property Item(property As String) As ObjectParameters
- property
- String
String that contains the specified column.
Property Value
The value of the column.
Exceptions
A column with the specified name or relation was not found.
-or-
The DataView doesn't allow edits and DataRowView is not new.
Unmatched property when setting a value.
Examples
The following example appends text to the value of a column in each modified row of a DataView.
private void SetDataRowView()
{
DataView view = (DataView) dataGrid1.DataSource;
// Set the filter to display only those rows that were modified.
view.RowStateFilter=DataViewRowState.ModifiedCurrent;
// Change the value of the CompanyName column for each modified row.
foreach(DataRowView rowView in view)
{
rowView["CompanyName"] += " new value";
}
}
Private Sub SetDataRowView()
Dim view As DataView = CType(dataGrid1.DataSource, DataView)
' Set the filter to display only those rows that were modified.
view.RowStateFilter = DataViewRowState.ModifiedCurrent
' Change the value of the CompanyName column for each modified row.
Dim rowView As DataRowView
For Each rowView In view
rowView.Item("CompanyName") = _
rowView.Item("CompanyName").ToString() & " new value"
Next rowView
End Sub
Applies to
.NET 10 and other versions
| Product | Versions |
|---|---|
| .NET | Core 2.0, Core 2.1, Core 2.2, Core 3.0, Core 3.1, 5, 6, 7, 8, 9, 10 |
| .NET Framework | 1.1, 2.0, 3.0, 3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1 |
| .NET Standard | 2.0, 2.1 |
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