# Functions
CheckProcessExist 检查进程pid是否存在,如果存在的话,返回true.
CopyFile 将一个目录复制到另外一个目录中.
CopyFolder 将一个目录复制到另外一个目录中.
DownloadFile will download a url to a local file.
Exists 判断所给路径文件/文件夹是否存在.
GetExecDirectory 获取当前执行程序目录.
IsHiddenDirectory 路径是否是隐藏路径.
PrettyPrint 美观输出数组.
SubDir 输出所有子目录,目录名.
Unzip will decompress a zip archive, moving all files and folders within the zip file (parameter 1) to an output directory (parameter 2).