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JS_XMLHttpRequest 

<head>
    <title>Powered By Leisureeen</title>
    <!-- <meta name="viewport" content="width=device-width,minimum-scale=1.0,maximum-scale=1.0,user-scalable=no"/> -->
</head>
<script type="text/javascript">
    function b_req()
    {
        var t1=document.getElementById("txt1");
        var t2=document.getElementById("txt2");
        var seVar=document.getElementById("seID");
        Request(t1.value,seVar.selectedIndex?'post':'get',t2.value);
    }
    function Request(url, action, json)
    {
        var tout=document.getElementById("out");
        var httpRequest=new XMLHttpRequest();
        httpRequest.open(action, url, true);
        httpRequest.setRequestHeader("Content-type","application/x-www-form-urlencoded");
        httpRequest.send(json);
        httpRequest.onreadystatechange = function ()
        {
            if(httpRequest.readyState == 4 && httpRequest.status == 200)
            {
                var json = httpRequest.responseText;
                tout.value=json;
            }
        };
    }
</script>
<body>
    <div align="center">
        <b><textarea id="txt1" style="height:40;width:500">http://www.jit.edu.cn</textarea><br>
        <textarea id="txt2" style="height:100;width:500"></textarea><br>
        <select id="seID"><option>Get</option><option>Post</option></select>
        <input type="button" onclick="b_req()" value="Submit"><br>
        <textarea id="out" style="height:280;width:500"></textarea><br>
        Designer:Leisureeen</b><br>
    </div>
</body>

 

posted on 2020-01-13 22:59  Leisureeen  阅读(140)  评论(0)  编辑  收藏  举报

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