如何将Object序列化为URL查询参数列表？ [英] How to serialize an Object into a list of URL query parameters?

问题描述

在不知道JavaScript 对象的键的情况下，我该如何转换... ...

Without knowing the keys of a JavaScript Object, how can I turn something like...

var obj = {
   param1: 'something',
   param2: 'somethingelse',
   param3: 'another'
}

obj[param4] = 'yetanother';

...进入......

...into...

var str = 'param1=something&param2=somethingelse&param3=another&param4=yetanother';

...？

推荐答案

var str = "";
for (var key in obj) {
    if (str != "") {
        str += "&";
    }
    str += key + "=" + encodeURIComponent(obj[key]);
}

示例：http://jsfiddle.net/WFPen/

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