看看你这句是什么? var customerId = document.getElementsByTagName("input")[0].value;索引是0当然永远是第一个。改为:
var customerId = document.getElementsByTagName("input")[x.rowIndex].value;Try It Again!
var customerId = document.getElementsByTagName("input")[x.rowIndex].value;Try It Again!
获取上面三行的对象:
$("input[type='hidden']");http://download.csdn.net/detail/dmtnewtons/4126497
针对楼主当前代码,input对象依次为0,1,2var btns = document.getElementsByTagName("input");
for(var i=0; i < btns.length; i++){
if(btns[i].value == ""){
alert(btns[i].value);
}
}