property Column.Filter as String
Specifies the column's filter when the filter type is exFilter,  exPattern, exDate, exNumeric, exCheck or exImage. /*not supported in the lite version*/

String A string expression that specifies the column's filter.

The Filter property has no effect if the FilterType property is one of the followings: exAll, exBlanks and exNonBlanks

The ApplyFilter method should be called to update the control's content after changing the Filter or FilterType property. The ClearFilter method clears the Filter and the FilterType properties. Use the FilterCriteria property to specify the filter criteria using OR, AND or NOT operators. Use the ShowFilter method to show programmatically the column's drop down filter window. 

The FilterBarPromptVisible property specifies whether the filter prompt is visible or hidden. The filter prompt feature allows you to filter the items as you type while the filter bar is visible on the bottom part of the list area. The Filter prompt feature allows at runtime filtering data on hidden columns too.