DevExpress杂项

this .textEdit1.Properties.EditFormat.FormatString  =   " yyyy-MM-dd " ;
this .textEdit1.Properties.EditFormat.FormatType  =  DevExpress.Utils.FormatType.DateTime;
this .textEdit1.Properties.Mask.MaskType  =  DevExpress.XtraEditors.Mask.MaskType.RegEx;
this .textEdit1.Properties.Mask.EditMask  =   " \\d{2}\\d{2}?-([0]?[1-9]|10|11|12)-(0?[1-9]|[12]\\d|30|31) (([01]?[0-9]|2[0-3])(:[0- "   + " 5]\\d)?)? " ;
// "\\d{2}\\d{2}?-([0]?[1-9]|10|11|12)-(0?[1-9]|[12]\\d|30|31)";
this .textEdit1.Properties.Mask.ShowPlaceHolders  =   false ;