关于jsp中使用js的有关问题？求解
日期：2014-05-17 浏览次数：20679 次
关于jsp中使用js的问题？求解
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<html>
<head>
<title>My JSP 'Verify.jsp' starting page</title>
<script type = "text/javascript">
function Verify()
{
var username = document.getElementById("username");
var password = document.getElementById("password");
var repassword = document.getElementById("repassword");
if(username.value.length == 0)
{
//alert(typeof username);
alert("用户名不能为空");
return false;
}
if(password.value.length <=6 || password.value.length >= 15)
{
// alert(password.value);
alert("length of password can't invalid");
return false;
}
if(repassword.value.length <=6 || repassword.value.length >= 15)
{
alert("length of repassword can't invalid");
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<html>
<head>
<title>My JSP 'Verify.jsp' starting page</title>
<script type = "text/javascript">
function Verify()
{
var username = document.getElementById("username");
var password = document.getElementById("password");
var repassword = document.getElementById("repassword");
if(username.value.length == 0)
{
//alert(typeof username);
alert("用户名不能为空");
return false;
}
if(password.value.length <=6 || password.value.length >= 15)
{
// alert(password.value);
alert("length of password can't invalid");
return false;
}
if(repassword.value.length <=6 || repassword.value.length >= 15)
{
alert("length of repassword can't invalid");
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