js获取url中的指定参数

js获取url中指定的参数

   function getUrlParam(paraName) {
        var url = document.location.toString();
        var arrObj = url.split("?");
        if (arrObj.length > 1) {
            var arrPara = arrObj[1].split("&");
            var arr;
            for (var i = 0; i < arrPara.length; i++) {
                arr = arrPara[i].split("=");
                if (arr != null && arr[0] == paraName) {
                    return arr[1];
                }
            }
            return "";
        }
        else {
            return "";
        }
    }

标签：arr,return,url,js,参数,split,var,arrObj
来源： https://blog.csdn.net/qq_24935119/article/details/97395109