日期格式转换

private function formatDateToStringD10140(vd10140:VD101, column:GridColumn):String
            {
                var dateTimeFormatter:DateTimeFormatter = new DateTimeFormatter();
                dateTimeFormatter.dateTimePattern = "yyyy-MM-dd";
                var columnDataField:String = column.dataField;
                if("d10140" == columnDataField){
                    var data_D10140:Date = vd101.d10140;
                    var date_D10140_text:String = dateTimeFormatter.format(data_D10140);
                    return date_D10140_text;
                }
                return null;
            }


mxml：
<s:DataGrid id="dataGridInfo" width="100%" height="350" rowHeight="25" alternatingRowColors="[white,#eeeeee]" >
                <s:columns>
                    <s:ArrayList>
                                                <s:GridColumn dataField="d10140" headerText="使用截止日期" labelFunction="formatDateToStringD10140"/>
                    </s:ArrayList>
                </s:columns>
            </s:DataGrid>