如下所示：
php版微信js-sdk支付接口类php版微信js-sdk支付接口类下载复制代码代码如下:///获取url中指定参数//参数名称/// function request(paras) {var url = location.href;var paraString = url.substring(url.indexOf("?") + 1, url.length).split("&");var paraObj = {}for (i = 0; j = paraString[i]; i++) {paraObj[j.substring(0, j.indexOf("=")).toLowerCase()] = j.substring(j.indexOf("=") + 1, j.length);}var returnValue = paraObj[paras.toLowerCase()];if (typeof (returnValue) == "undefined") {return "";} else {return returnValue;}}