继续优化

/********************
*百度文件数量统计 V3
*2018.06.18
*Jackie
********************//************
*百度查询接口
http://pan.baidu.com/api/list?
dir=				//查询目录
&num=100000			//分页大小 最大支持99999999999999 默认1000
&page=1				//页码
&order=time			//排序属性
&desc=1				//排序顺序
&clienttype=0
&showempty=0
************/var root = "";//指定目录，空取当前目录
var maxPageSize=99999999999999; //最多支持这么多，超过此值报错
var dskApi="https://pan.baidu.com/api/list?&num="+maxPageSize+"&page=1&dir=";
var totalCount = 0;
var startTime = new Date();
var clearTimes=0;
var asyncType=false;//true 异步，false 同步
var clearMaxTimes=50;//最大显示行数，超过清一屏
function timeSpan(stime, etime) {var usedTime = etime - stime;var days = Math.floor(usedTime / (24 * 3600 * 1000));var leave1 = usedTime % (24 * 3600 * 1000);var hours = Math.floor(leave1 / (3600 * 1000));var leave2 = leave1 % (3600 * 1000);var minutes = Math.floor(leave2 / (60 * 1000));var leave3 = leave2 % (60 * 1000);var seconds = Math.round(leave3 / 1000);var time ="";if(days>0){time+=days+"天";}if(hours>0){time+=hours+"小时";}if(minutes>0){time+=minutes+"分钟";}time+=seconds+"秒";return time;  
} (function($){$.getUrlParam = function (name) {var search = document.location.hash;var pattern = new RegExp("[?&]" + name + "\=([^&]+)", "g");var matcher = pattern.exec(search);var items = null;if (null != matcher) {try {items = decodeURIComponent(decodeURIComponent(matcher[1]));} catch (e) {try {items = decodeURIComponent(matcher[1]);} catch (e) {items = matcher[1];}}}return items;}
})(jQuery);if(root=="")
{root=$.getUrlParam("path");
}function GetFilesCount(fileLists)
{var count=0;if(fileLists==undefined){return 0;}var ffList=fileLists.filter(function (e) { return e.isdir == 0; });count=ffList.length;totalCount=totalCount+ffList.length;var ddList=fileLists.filter(function (e) { return e.isdir == 1; });var dl=ddList.length;if(dl>0){for (var index=0; index<dl; index++) {  (function(index) {  var file=fileLists[index];count=count+GetDirFilsCount(file.path);				})(index);  }  }return count;
}function GetDirFilsCount(dirName)
{var dfCount=0;$.ajax({url: dskApi+''+dirName,type: 'get',async: asyncType,timeout: 3000,          // 设置超时时success: function(data) {var fileLists = data.list;dfCount=GetFilesCount(fileLists);	clearTimes++;	if(clearTimes==clearMaxTimes){console.clear();clearTimes=0;}//console.count();console.log("→"+decodeURIComponent(dirName)+"："+dfCount);console.log("☋统计目录为：“"+decodeURIComponent(root)+"” 当前计算总数："+totalCount+" 用时：" +timeSpan(startTime, new Date()));}});return dfCount;
}GetDirFilsCount(root);