Columns Property (ITableRow)

In This Topic

This property is accessed to query the columns of the table row. If your data provider supports the ICanHandleUsedIdentifiers interface, you only need to return the columns received in SetUsedIdentifiers Method

Syntax

Visual Basic
C#
C++/CLI

'Declaration
 
ReadOnly Property Columns As ReadOnlyCollection(Of ITableColumn)

ReadOnlyCollection<ITableColumn> Columns {get;}

property ReadOnlyCollection<ITableColumn^>^ Columns {
   ReadOnlyCollection<ITableColumn^>^ get();
}

Example

public ReadOnlyCollection<ITableColumn> Columns
{
    get
    {
        List<ITableColumn> columns = new List<ITableColumn>();

        DataTable dt = _dataRowView.Row.Table;

        foreach (DataColumn dc in dt.Columns)
        {
            DataColumnWrapper current = new DataColumnWrapper(dc, _dataRowView[dc.ColumnName]);
            columns.Add(current);
        }
        return columns.AsReadOnly();
    }
}

VB.NET

Public Readonly Property Columns() As ReadOnlyCollection(Of ITableColumn)
    Get
        Dim columns As New List(Of ITableColumn)()

        Dim dt As DataTable = _dataRowView.Row.Table

        For Each dc As DataColumn In dt.Columns
            Dim current As New DataColumnWrapper(dc, _dataRowView(dc.ColumnName))
            columns.Add(current)
        Next
        Return columns.AsReadOnly()
    End Get
End Property

Requirements

Platforms: Windows 10 (Version 21H2 - 23H2), Windows 11 (21H2 - 22H2), Windows Server 2016 - 2022
.NET: .NET Framework 4.8, .NET 6, .NET 7, .NET 8

Reference

ITableRow Interface
ITableRow Members

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