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JScript code:

function submitForm() {
var err = false;
var submited = false;
if (!submited) {
if (!checkItem("txtUserName")) {
if (!err) {
err = true;
}
}
if (!checkItem("txtPassword")) {
if (!err) {
err = true;
}
}
if (!checkItem("txtCheckCode")) {
if (!err) {
err = true;
}
}

if (err) {
alert("ÌîдµÄÊý¾Ý²»ÕýÈ·£¡");
return false;
}
else {
submited = true;
$("#btnLogin").attr("disabled", "disabled");//¾ÍÊÇÕâ¾äµÄÎÊÌ⣬±íµ¥ÎÞ·¨Õý³£Ìá½»£¬Õâ¾ä×¢Ê͵ô¾ÍÕý³£ÁË¡£
$("#btnLogin").val("ÇëÉÔºò");
return true;
}
}
else {
alert("Ìá½»ÖУ¬ÇëÉÔºò¡­¡­");
return false;
}
}



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ÓÃjavascript½«Êý¾Ýµ¼³öµ½Îı¾Îļþ(txt)ÖÐ..
Ê×ÏȼÙÉèÒѾ­ÓÐÁËÐèҪдÈëµÄÎı¾ÄÚÈÝ var txtContent ="ÐèҪдÈëµÄÄÚÈÝ";
ÏÖÔÚÐèÒªÓÃjavascript½«ÄÚÈÝдÈëtxtÎļþ(Õâ¸ötxtÎļþ²»´æÔÚ,ÐèÒª´´½¨)ÖÐ,È»ºóдºÃÖ ......

Õâ¶ÎJavaScript´úÂëΪʲôÎÞ·¨Ö´ÐÐ - .NET¼¼Êõ / C#

ÒÔÏÂÊÇÒ»¶ÎJavsScript½Å±¾£¬µ«ÔËÐÐʱ×Ü»á²úÉú ¡°Microsoft JScript ÔËÐÐʱ´íÎó: 'null' Ϊ¿Õ»ò²»ÊǶÔÏó¡±Òì³££¬´ó¼Ò°ï¿´Ò»Ï¡£ 
<form id="form1" runat="server">
  < ......

javascriptСÎÊÌâ - Web ¿ª·¢ / JavaScript

<html>
<head>
<script>
var a=prompt("ÇëÊäÈëÒ»¸öÊý");
if(a==0)
{alert("²»ÊÇÖÊÊý");}
else
{while((a%2)*(a%3)*(a%5)*(a%7)==0)
{alert("²»ÊÇÖÊÊý");br ......

ÔõôÓÃJavaScriptµÃµ½SessionÖеÄÖµ

function getusername()
 {
  var username = "<%=Session.getAttribute("adminName")%>";
  alert(username);
  
 }
Ìáʾ£ºSessionÖÐûÓж¨ ......
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