JS多项选择删除

$(document).ready(function(){

 $("#batdel").click(function(){        

        var checkedLen = 0;

        var checkedVal = new Array();

        var boxes = $('#tb :checkbox');

         

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

            if(boxes[i].checked == true){

                checkedLen++;

                checkedVal.push(boxes[i].value);

            } 

        }

        if(checkedLen == 0){

            art.dialog.alert("请先选择记录!");

 

            return false;

        }         

       //art.dialog.alert(checkedVal.join(','));     //输出选中的id        

        art.dialog.confirm('您确认要删除该信息吗？',function(){

            $.get('news/del?id='+checkedVal.join(','),function(r){

                if(r=='ok'){

                    opSuccess('信息删除成功');

                }else{

                    art.dialog.alert(r);

                }

            });

        },function(){ return true})

        

    }); 

});