[Root] / Xceed.Wpf.DataGrid Assembly / Xceed.Wpf.DataGrid.Stats Namespace / CountFunction Class / CountFunction Constructor / CountFunction Constructor(String,String)
The unique, case-sensitive property name from which the result of the function can be retrieved.
The name of the column whose values will be used to calculate the result. The provided name must correspond to the FieldName property of a column.


In This Topic
    CountFunction Constructor(String,String)
    In This Topic
    Initializes a new instance of the CountFunction class specifying the unique property name from which the result of the function can be retrieved as well as the name of the column whose values will be used to calculate the result.
    Syntax
    'Declaration
     
    Public Function New( _
       ByVal resultPropertyName As String, _
       ByVal sourcePropertyName As String _
    )
    'Usage
     
    Dim resultPropertyName As String
    Dim sourcePropertyName As String
     
    Dim instance As New CountFunction(resultPropertyName, sourcePropertyName)
    public CountFunction( 
       string resultPropertyName,
       string sourcePropertyName
    )

    Parameters

    resultPropertyName
    The unique, case-sensitive property name from which the result of the function can be retrieved.
    sourcePropertyName
    The name of the column whose values will be used to calculate the result. The provided name must correspond to the FieldName property of a column.
    Remarks
    Any a null reference (Nothing in Visual Basic) and DbNull values will be excluded from the count. To include them, the IncludeNullValues must be set to true,
    Supported Frameworks

    .NET: net5.0, net5.0-windows, net6.0, net6.0-macos, net6.0-windows, net7.0, net7.0-macos, net7.0-windows, net8.0, net8.0-browser, net8.0-macos, net8.0-windows, net9.0, net9.0-browser, net9.0-macos, net9.0-windows, net10.0, net10.0-browser, net10.0-macos, net10.0-windows.

    .NET Framework: net20, net35, net40, net403, net45, net451, net452, net46, net461, net462, net463, net47, net471, net472, net48, net481.

    See Also