自各儿写的js验证例子，不满足条件时会有文字提示的！不用alert
日期：2014-05-16 浏览次数：20318 次
自己写的js验证例子，不满足条件时会有文字提示的！不用alert！
<script type="text/javascript">
function check(obj){
if(obj.value.length < 6 || obj.value.length > 16) {
document.getElementById("errorinfo").style.display = "block";
document.getElementById("submit").disabled = true;
}
else {
document.getElementById("errorinfo").style.display = "none";
document.getElementById("submit").disabled = false;
}
}
function checkPwd(obj)
{
if (obj.value.length < 6 || obj.value.length > 16) {
document.getElementById("errorpwd").style.display = "block";
document.getElementById("submit").disabled = true;
}
else {
document.getElementById("errorpwd").style.display = "none";
document.getElementById("submit").disabled = false;
}
}
function checkRePwd(obj)
{
var p=document.getElementById("password");
if(obj.value.length<6||obj.value.length>16)
{
document.getElementById("errorrepwd1").style.display = "block";
document.getElementById("submit").disabled = true;
}
if (p.value != obj.value) {
document.getElementById("errorrepwd2").style.display = "block";
document.getElementById("submit").disabled = true;
}
else {
document.getElementById("errorrepwd1").style.display = "none";
document.getElementById("errorrepwd2").style.display = "none";
document.getElementById("submit").disabled = false;
}
}
function checkemail(obj)
{
var cEmail=obj.value;
if(cEmail.match(/[\w-]+@{1}[\w-]+\.{1}\w{2,4}(\.{0,1}\w{2}){0,1}/ig)!=cEmail){
document.getElementById("erroremail").style.display = "block";
document.getElementById("submit").disabled = true;
}
else{
document.getElementById("erroremail").style.display = "none";
document.getElementById("submit").disabled = false;
}
}
function checkqq(obj){
var q=obj.value;
var filter=/^\s*[.0-9]{5,10}\s*$/;
if(!filter.test(q)){
document.getElementById("errorqq").style.display = "block";
}else{
document.getElementById("errorqq").style.display = "none";
}
}
</script>
<link href="<%=request.getContextPath()%>/style.css" rel="stylesheet" type="text/css">
</head>
<body bgcolor="#CCCCCC" >
<p style="color:#FF0000" align="center">温馨提示:带"*"为必填内容</p>
<form name="form1" method="post" action="servlet/RegisterServlet" >
<table width="41%" height="300" border="0" align="center" cellpadding="1" cellspacing="1" bordercolor="#FFFFFF" bgcolor="#FFFFFF">
<tr bgcolor="#FFFFFF">
<td height="27" colspan="2" align="center" background="images/table.gif">&l
<script type="text/javascript">
function check(obj){
if(obj.value.length < 6 || obj.value.length > 16) {
document.getElementById("errorinfo").style.display = "block";
document.getElementById("submit").disabled = true;
}
else {
document.getElementById("errorinfo").style.display = "none";
document.getElementById("submit").disabled = false;
}
}
function checkPwd(obj)
{
if (obj.value.length < 6 || obj.value.length > 16) {
document.getElementById("errorpwd").style.display = "block";
document.getElementById("submit").disabled = true;
}
else {
document.getElementById("errorpwd").style.display = "none";
document.getElementById("submit").disabled = false;
}
}
function checkRePwd(obj)
{
var p=document.getElementById("password");
if(obj.value.length<6||obj.value.length>16)
{
document.getElementById("errorrepwd1").style.display = "block";
document.getElementById("submit").disabled = true;
}
if (p.value != obj.value) {
document.getElementById("errorrepwd2").style.display = "block";
document.getElementById("submit").disabled = true;
}
else {
document.getElementById("errorrepwd1").style.display = "none";
document.getElementById("errorrepwd2").style.display = "none";
document.getElementById("submit").disabled = false;
}
}
function checkemail(obj)
{
var cEmail=obj.value;
if(cEmail.match(/[\w-]+@{1}[\w-]+\.{1}\w{2,4}(\.{0,1}\w{2}){0,1}/ig)!=cEmail){
document.getElementById("erroremail").style.display = "block";
document.getElementById("submit").disabled = true;
}
else{
document.getElementById("erroremail").style.display = "none";
document.getElementById("submit").disabled = false;
}
}
function checkqq(obj){
var q=obj.value;
var filter=/^\s*[.0-9]{5,10}\s*$/;
if(!filter.test(q)){
document.getElementById("errorqq").style.display = "block";
}else{
document.getElementById("errorqq").style.display = "none";
}
}
</script>
<link href="<%=request.getContextPath()%>/style.css" rel="stylesheet" type="text/css">
</head>
<body bgcolor="#CCCCCC" >
<p style="color:#FF0000" align="center">温馨提示:带"*"为必填内容</p>
<form name="form1" method="post" action="servlet/RegisterServlet" >
<table width="41%" height="300" border="0" align="center" cellpadding="1" cellspacing="1" bordercolor="#FFFFFF" bgcolor="#FFFFFF">
<tr bgcolor="#FFFFFF">
<td height="27" colspan="2" align="center" background="images/table.gif">&l
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