| GrapeCity.ActiveReports.v8 Assembly > GrapeCity.ActiveReports.PageReportModel Namespace > ReportParameter Class : AllowBlank Property |
Gets or sets a value indicating whether the value for this parameter is allowed to be an empty string.
'Declaration Public Property AllowBlank As System.Boolean
public System.bool AllowBlank {get; set;}
A Boolean value where true indicates that the parameter is allowed to be an empty string; otherwise false. The default value is false.
This property is ignored if the DataType is not string.