var checkedArr=[];

table.on('checkbox(demo)', function(obj){
if (obj.type=='all') 

return;
if (obj.checked){
checkedArr.push(obj.data.LAY_TABLE_INDEX);

                    //checkedArr[obj.data.id] = obj.data.LAY_TABLE_INDEX

}
else{
delete checkedArr[obj.data.LAY_TABLE_INDEX];

                    //delete checkedArr[obj.data.id];

}
});



var checkStatus = table.checkStatus('orderTest'),
data = checkStatus.data;


if (checkStatus.isAll){

  for (var i=0; i<data.length ; i++){

                checkedArr.push[i];

//checkedArr[data[i].id]=i;
  }
}

for (var j=0; j<checkedArr.length ; j++){
// $(".layui-table-view .layui-table tbody tr[data-index="+checkedArr[j]+"]").remove();

               

}

      $.each(checkedArr, function(k){
    $(".layui-table-view .layui-table tbody tr[data-index="+checkedArr[k]+"]").remove();
});