php+jquery+ajax无刷新验证用户名 php+jquery+ajax无刷新验证用户名是否已存在,要一个尽量短的例子。 解决方案 » 免费领取超大流量手机卡,每月29元包185G流量+100分钟通话, 中国电信官方发货 今天不忙,陪你<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><title>Insert title here</title><script type="text/javascript" src="/js/jquery-1.4.2.min.js"></script><script type="text/javascript">$(function(){ $("#getjson").bind("click",function(){ $.ajax({ type: "POST", url: "index.php", data: "name="+$("#username").val(), success: function(msg){ alert(msg); } }); });})</script></head><body><input type="text" id="username" /><button id="getjson">获取</button></body></html>//index.phpif(isset($_POST["name"])){//写你自己的验证规则 if($_POST["name"] == "hello") echo "success"; else echo "fail";} 今天不忙,玩玩<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><title>Insert title here</title><script type="text/javascript" src="/js/jquery-1.4.2.min.js"></script><script type="text/javascript">$(function(){ $("#getjson").bind("click",function(){ $.ajax({ type: "POST", url: "/index.php", data: "name="+$("#username").val(), success: function(msg){ alert(msg); } }); });})</script></head><body><input type="text" id="username" /><button id="getjson">获取</button></body></html>//index.phpif(isset($_POST["name"])){//你自己的规则 if($_POST["name"] == "hello") echo "success"; else echo "fail";} <script type="text/javascript">function check(){$(function(){ $("#getjson").bind("click",function(){ $.ajax({ type: "POST", url: "/index.php", data: "name="+$("#username").val(), success: function(msg){ alert(msg); 此处获得返回值后如何在function check()里return false? } }); });})}</script> PHP+ajax获取它页数据---急,在线等 求PHP高手合作 PHP的时间戳让JS显示,显示不正确! php COOKIE问题 shopex 后台商品编辑出现乱码和一系列警告 php 直接 echo BLOB 类型的值 乱码,如何解决? php ajax xml 分 享 发 现 php中出现Notice: Undefined index: HTTP_RAW_POST_DATA in D:\Program Files ubuntu下Smarty3 配置后 页面空白 php ci .bin.gz 文件上传 asp 怎么转php
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
<script type="text/javascript" src="/js/jquery-1.4.2.min.js"></script>
<script type="text/javascript">
$(function(){
$("#getjson").bind("click",function(){
$.ajax({
type: "POST",
url: "index.php",
data: "name="+$("#username").val(),
success: function(msg){
alert(msg);
} });
});
})
</script>
</head>
<body>
<input type="text" id="username" /><button id="getjson">获取</button>
</body>
</html>
//index.php
if(isset($_POST["name"])){
//写你自己的验证规则
if($_POST["name"] == "hello")
echo "success";
else
echo "fail";
}
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
<script type="text/javascript" src="/js/jquery-1.4.2.min.js"></script>
<script type="text/javascript">
$(function(){
$("#getjson").bind("click",function(){
$.ajax({
type: "POST",
url: "/index.php",
data: "name="+$("#username").val(),
success: function(msg){
alert(msg);
} });
});
})
</script>
</head>
<body>
<input type="text" id="username" /><button id="getjson">获取</button>
</body>
</html>//index.php
if(isset($_POST["name"])){
//你自己的规则
if($_POST["name"] == "hello")
echo "success";
else
echo "fail";
}
function check(){$(function(){
$("#getjson").bind("click",function(){
$.ajax({
type: "POST",
url: "/index.php",
data: "name="+$("#username").val(),
success: function(msg){
alert(msg); 此处获得返回值后如何在function check()里return false? } });
});
})}
</script>