get_parent_dir {usefun}

Retrieve the parent directory

Description

Use this function to retrieve the parent directory from a string representing the full path of a file or a directory.

Usage

get_parent_dir(pathStr)

Arguments

pathStr

string. The name of the directory, can be a full path filename.

Value

a string representing the parent directory. When a non-file path is used as input (or something along those lines :) then it returns the root ("/") directory.

Examples

get_parent_dir("/home/john")
get_parent_dir("/home/john/a.txt")
get_parent_dir("/home")