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jsonp 跨域2

时间:2015-08-09 22:28:29      阅读:192      评论:0      收藏:0      [点我收藏+]

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<!doctype html>
<html>
<head>
<meta charset="utf-8">
<meta name="author" content="智能社 - zhinengshe.com" />
<meta name="copyright" content="智能社 - zhinengshe.com" />
<title>智能社 - www.zhinengshe.com</title>
<style>

</style>
<script>

window.onload = function(){
    var oText = document.getElementById("txt1");
    var oBtn  = document.getElementById("btn1");
    
    //http://tcc.taobao.com/cc/json/mobile_tel_segment.htm?tel=15657123900
    var url = "http://tcc.taobao.com/cc/json/mobile_tel_segment.htm"
    oBtn.onclick = function(){
        var oS = document.createElement("script");
        oS.src = url + "?tel=" + oText.value;
        
        
        document.body.appendChild(oS);
        
        
        if(document.addEventListener){
            //高级
            oS.onload = function(){
                 
                alert(__GetZoneResult_ );    
            };
        
        } else {
            //ie8-
            oS.onreadystatechange = function(){
                if(oS.readyState){
                    if(oS.readyState == "loaded" ||oS.readyState == "complete"){
                        
                        alert(__GetZoneResult_ );
                    }
                        
                } 
            };
        }
    };
        
};

</script>

</head>

<body>

<input id="txt1" type="text" value="15657123920"/>
<input id="btn1" type="button" value="查询"/>
<ul id="ul1"> </ul>

</body>
</html>
技术分享
//版权 北京智能社©, 保留所有权利


//options url data cbName timeout success error
function jsonp(options){
    
    options = options || {};
    if(!options.url){
        return;
    }
    options.data = options.data || {};
    options.cbName = options.cbName || "cb";
    options.timeout = options.timeout || 0;
    
    var fnName = ("jsonp"+Math.random()).replace(".","");
    
    options.data[options.cbName] = fnName;
    
    //拼数据
    var arr = [];
    for(var name in options.data){
        arr.push(name + "=" + encodeURIComponent(options.data[name]));
    }
    var str = arr.join("&");
    
    window[fnName] = function(json){
        options.success && options.success(json);
        
        //清理
        oHead.removeChild(oS);
        clearTimeout(timer);
    };
    
    
    //1 创建script
    var oS = document.createElement("script");
    oS.src = options.url + "?" + str;
    var oHead = document.getElementsByTagName("head")[0];
    oHead.appendChild(oS);
    
    //超时
    if(options.timeout){
        var timer = setTimeout(function(){
            options.error && options.error();
            //清理
            window[fnName] =  function(){};
            oHead.removeChild(oS);    
        },options.timeout);
    }
    
}
View Code

 

jsonp 跨域2

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原文地址:http://www.cnblogs.com/heboliufengjie/p/4716447.html

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