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# dirname

dirname -- return directory name component of path

## Description

`string dirname`(string path);

Given a string containing a path to a file, this function will return the name of the directory.

On Windows, both slash (`/`) and backslash (`\`) are used as path separator character. In other environments, it is the forward slash (`/`).

Example 1. dirname() example
    $path = "/etc/passwd";
    $file = dirname($path); // $file is set to "/etc"

See also: basename()

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