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window.getvl = function(name) { var reg = new RegExp("(^|\\?|&)" + name + "=([^&]*)(\\s|&|$)", "i"); if (reg.test(location.href)) return unescape(RegExp.$2.replace(/\+/g, " ")); return ""; }; 转载于:https://my.oschina.net/wolfx/blog/618375