The shorthands :[/] and :[/] can be used anywhere a host substitution reference may be used.
The shorthand :[/] is expanded to the operating system specific file separator based on the root physical host of the current target host. For example, it is expanded to “/” on UNIX-based operating systems and “\” on Windows.
The shorthand :[:] is expanded to the operating system specific path separator based on the root physical host of the current target host. For example, it is expanded to “:” on UNIX-based operating systems and “;” on Windows.