游客

标题:遍历+reset实现js清空表单数据的两种方式
正文:
方法1：遍历页面元素/*
清空FORM表单内容 id：表单ID*/
function ClearForm(id) {
var objId = document.getElementById(id);
if (objId == undefined) {
return;
}
for (var i = 0; i < objId.elements.length; i++) {
if (objId.elements[i].type == "text") {
objId.elements[i].value = "";
}
else if (objId.elements[i].type == "password") {
objId.elements[i].value = "";
}
else if (objId.elements[i].type == "radio") {
objId.elements[i].checked = false;
}
else if (objId.elements[i].type == "checkbox") {
objId.elements[i].checked = false;
}
else if (objId.elements[i].type == "select-one") {
objId.elements[i].options[0].selected = true;
}
else if (objId.elements[i].type == "select-multiple") {
for (var j = 0; j < objId.elements[i].options.length; j++) {
objId.elements[i].options[j].selected = false;
}
}
else if (objId.elements[i].type == "textarea") {
objId.elements[i].value = "";
}
//else if (ob
[<<][[1]][2][>>]

查看评论(0)
发表评论



首页