Current Windows username

Get the name of the current Windows user.

Checking security rights to access a file or folder

The function checks for different levels of file/folder access rights for the current user.

Determine the bitness of the operating system

Defines the bitness (32/64-bit) of the operating system.

Get folder size

Gets the size of the folder with all its contents.

Get file size

The function gets the size of the file. The file size can be over 2 GB.

Get a path to the target of a symbolic link or junction point

The function returns the path to the file / folder pointed to by a Symbolic link or Junction Point.