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1.       ¶¨ÒåÒ»¸öÓÃÓÚÊä³öJavaScript´úÂë µÄServletÀà¡£
package com.mycompany.response.servlet;
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
public class HideJavaScript extends HttpServlet {
protected void service(HttpServletRequest request,
                    HttpServletResponse response) throws ServletException, IOException {
 
           response.setHeader("Pragma", "No-cache");
           response.setHeader("Cache-Control", "no-cache");
           response.setDateHeader("Expires", 0);
           response.setContentType("text/javascript;charset=UTF-8");
           PrintWriter out = response.getWriter();
           String referer = request.getHeader("referer");
           if(!(referer==null)&&!referer.equalsIgnoreCase("")&&referer.startsWith("http://localhost:8080/response/"))
           {
                    out.println("document.write('ÕâЩ¾ÍÊÇÒþ²ØµÄJavaScript´úÂë!')");
                    out.println("window.alert('Ö´ÐÐÁË´Ë´úÂë!')");
           }
       &n


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//дcookiesº¯Êý ×÷ÕߣºµÔÕñ¿­
function SetCookie(name,value)//Á½¸ö²ÎÊý£¬Ò»¸öÊÇcookieµÄÃû×Ó£¬Ò»¸öÊÇÖµ
{
    var Days = 30; //´Ë cookie ½«±»±£´æ 30 Ìì
    var exp  = new Date();    //new Date("December 31, 9998");
    ......

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<html> 
<head> 
</head> 
<body> 
<form name="form1"> 
<input type="text" name="getinfo" value="http://www.shuwo.net" size="40"><button onclick="alert(document.form1.getinfo.value ......

JavaScript ÅжÏÉÏ´«ÎļþÀàÐÍ

function
 Check_FileType(str)
{
 
var
 pos 
=
 str.lastIndexOf(
"
.
"
);
 
var
 lastname 
=
 str.substring(pos,str.length)  //´Ë´¦Îļþºó׺ÃûÒ²¿ÉÓÃÊý×鷽ʽ»ñµÃstr.split(".")
 
if
 (lastname.toLowe ......

javascriptÑéÖ¤ÓÊÏä¸ñʽ´úÂë


ÓÃÒ»¸öÕý²à±í´ïʽÔÚjavascriptÖÐÑéÖ¤¾ÍÊÇ¿©!
<script language='javascript'>
function chkMail(){
if(document.form1.email.value=''){
alert("ÇëÌîдÓÊÏ䵨ַ!");
document.form1.email.focus();
return false;
}
//¿ªÊ¼ÑéÖ¤
var email = document.form1.email.value;
var pattern = /^([a-zA-Z0-9_-]) ......

JavaScript ´´½¨Àà/¶ÔÏóµÄ¼¸ÖÖ·½Ê½

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