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获取 URL 参数的简单实现
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| function getQueryString (name) { | |
| var reg = new RegExp("(^|&)" + name + "=([^&]*)(&|$)", "i"); | |
| var r = window.location.search.substr(1).match(reg); | |
| if (r != null) return unescape(r[2]); return null; | |
| } |
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