datebox 和 datetimebox 添加『清空』按钮

$(document).ready(function(){

var d_buttons = $.extend([], $.fn.datebox.defaults.buttons);
d_buttons.splice(1, 0, {
text: '清空',
handler: function(target){
$(target).datebox('setValue','');
}
});
$('.easyui-datebox').datebox({
buttons: d_buttons,
editable:false,
width:'100px'
});

var dt_buttons = $.extend([], $.fn.datetimebox.defaults.buttons);
dt_buttons.splice(2, 0, {
text: '清空',
handler: function(target){
$(target).datetimebox('setValue','');
}
});
$('.easyui-datetimebox').datetimebox({
buttons: dt_buttons,
editable:false,
width:'150px'
});
});