获取地址链接的各个参数

var url = 'https://www.google.com.hk/search?safe=strict&ei=M_u5WvLZO4bzUrfpn_AJ&q=js%9F%&oq=js%E7%BB&gs_l=psy-ab';
var search = url.substring(url.indexOf('?')+1);
    var tmpArr = search.split('&');
    var urlParmObj = {};
    if (tmpArr.length > 0 && tmpArr[0] != '') {
            for (var i = 0, len = tmpArr.length; i < len; i++) {
                    var tmp = tmpArr[i].split('=');
                    urlParmObj[tmp[0]] = tmp[1];
            }
    }
    console.log(urlParmObj);