DataFilterCollection.Add(String, String, DataFilterCondition, Object) Method

Appends a new DataFilter object with the specified column name and data type name, condition and filter value.

Namespace: DevExpress.XtraCharts

Assembly: DevExpress.XtraCharts.v20.1.dll

Declaration

public int Add(
    string columnName,
    string dataTypeName,
    DataFilterCondition condition,
    object val
)
Public Function Add(
    columnName As String,
    dataTypeName As String,
    condition As DataFilterCondition,
    val As Object
) As Integer

Parameters

Name Type Description
columnName String

A String which specifies the name of the data column whose values are to be filtered according to the data filter condition. This value is assigned to the DataFilter.ColumnName property.

dataTypeName String

A String which specifies the type name of the data stored in the columnName data column. This value is assigned to the DataFilter.DataType property.

condition DataFilterCondition

A DataFilterCondition enumeration value which specifies the condition used for data filtering. This value is assigned to the DataFilter.Condition property.

val Object

An Object which specifies the value which will be used for data filtering. Note that the type of the filtering value should correspond to the type specified via the dataTypeName parameter. This value is assigned to the DataFilter.Value property.

Returns

Type Description
Int32

An integer value indicating the position into which the new element was inserted.

See Also