Created
November 21, 2017 06:06
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获取唯一参数，参数可以包含特殊字符和 &
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| ```js | |
| function getParam(name) { | |
| var reg = new RegExp("(^)" + name + '=([\\s\\S]*)($)'); | |
| var r = window.location.search.substr(1).match(reg); | |
| return r != null ? r[2] : null; | |
| } | |
| ``` |
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