js遍历td,tr

 function checkuser(obj) {
        var obj = window.event.srcElement;
        var row = obj.parentElement.parentElement;
        var value = row.cells[0].all[0].value;
      
        var item = value.split("|");
        alert(item);
        if (item.length > 1) {
            if (item[0] == "org") {
                alert('请选择执法人员！');
                return false;
            }

        }
        return true;
    }