js实现全选反选(2)

                                              }
                          }
           
            if(type=="qxx"){
            for(var i=0;i<=qcheck.length;i++){
                 if(qcheck[i].checked){
           qcheck[i].checked=false;
                                     }
                                  else{
           qcheck[i].checked=true;
        
            }
                }
            }
        }
        function del(){
            var input=document.getElementsByName("check[]");
            for(var i=input.length-1; i>=0;i--){
                   if(input[i].checked==true){
                       //获取td节点
                       var td=input[i].parentNode;
                      //获取tr节点
                      var tr=td.parentNode;
                      //获取table
                      var table=tr.parentNode;