Created
November 23, 2010 02:55
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| <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" | |
| "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> | |
| <html xmlns="http://www.w3.org/1999/xhtml"> | |
| <head> | |
| <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/> | |
| <title>cross 跨域</title> | |
| </head> | |
| <body> | |
| <input type='button' value='开始测试' onclick='crossDomainRequest()' /> | |
| <div id="content"></div> | |
| <script type="text/javascript"><!-- | |
| var xhr = new XMLHttpRequest(); | |
| var url = 'http://local.web.com/cross/api.php'; | |
| function crossDomainRequest() { | |
| document.getElementById("content").innerHTML = "开始……"; | |
| if (xhr) { | |
| xhr.open('GET', url, true); | |
| xhr.onreadystatechange = handler; | |
| xhr.send(); | |
| } else { | |
| document.getElementById("content").innerHTML = "不能创建 XMLHttpRequest"; | |
| } | |
| } | |
| function handler(evtXHR) { | |
| if (xhr.readyState == 4) { | |
| if (xhr.status == 200) { | |
| var response = xhr.responseText; | |
| document.getElementById("content").innerHTML = "结果：" + response; | |
| } else { | |
| document.getElementById("content").innerHTML = "不允许跨域请求。该功能需要在Internet Explorer 8+， Firefox 3.5+， Safari 4+和 Chrome才能正确运行"; | |
| } | |
| } | |
| else { | |
| document.getElementById("content").innerHTML += "<br/>执行状态 readyState：" + xhr.readyState; | |
| } | |
| } | |
| // --></script> | |
| </body> | |
| </html> |
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