php下的jsonp使用实例

参考资料：http://www.cnblogs.com/chopper/archive/2012/03/24/2403945.html

测试依赖条件：
项目eetopinOfficial 在hosts绑定 www.eetopin.com域名
项目sns 在hosts绑定sns.com域名
测试代码文件及源码：
eetopinOfficial/testCookie.php

Java代码



<?php

header('Content-type: application/json');

//获取回调函数名

$callback = $_GET ['callback'];

$value = $_GET['name'];

//setcookie("name", "", time() - 3600);

setcookie('name', $value, time()+3600*24*30, '/','.eetopin.com', $_SERVER['SERVER_PORT']==443?1:0);

$json = "{\"name\":\"add cookie success $callback $value\"}";

echo $callback . "(" . $json . ")";

eetopinOfficial/testJsonp.php

Java代码



<?php

header('Content-type: application/json');

//获取回调函数名

$callback = $_REQUEST ['callback'];

if (isset($_COOKIE["name"])){

$name = $_COOKIE["name"];

}else{

$name = "chopper";

}

//json数据

$json = "{\"name\":\"$name\",\"sex\":\"man\"}";

//echo $json;

//echo $callback;

//输出：回调函数名(json数据)

echo $callback . "(" . $json . ")";

//echo $callback ."($json)";

sns/testCookie.php

Java代码



<script type="text/javascript" src="http://code.jquery.com/jquery-latest.js"></script>

<script type="text/javascript">

$.getJSON("http://www.eetopin.com/testCookie.php?name=lunzi30108&callback=?",function(data){

alert(data.name);

});

</script>

sns/testJsonp.php

Java代码



<script type="text/javascript" src="http://code.jquery.com/jquery-latest.js"></script>

<script type="text/javascript">

$.getJSON("http://www.eetopin.com/testJsonp.php?callback=?",function(data){

alert(data.name + " is a a" + data.sex);

});

</script>

测试步骤：
1、http://sns.com/testCookie.php
2、http://sns.com/testJsonp.php