/**
* 根据指定参数名称获取参数值
* @param {String} urlStr 参数名称
* @return {Object} 参数值
* */
getUrlParams = function (urlStr) {
// 获取url中"?"符后的字串
let url = urlStr || location.href;
let params = {};
if (url.indexOf('?') != -1) {
let str = url.substr(url.indexOf('?') + 1);
let strs = str.split('&');
for (let i = 0; i < strs.length; i++) {
params[strs[i].split('=')[0]] = decodeURI(strs[i].split('=')[1]);
}
}
return params;
};