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pathinfo

(PHP 4 >= 4.0.3, PHP 5)

pathinfo -- Returns information about a file path

Description

mixed pathinfo ( string path [, int options] )

pathinfo() returns an associative array containing information about path. The following array elements are returned: dirname, basename and extension if any.

You can specify which elements are returned with optional parameter options. It composes from PATHINFO_DIRNAME, PATHINFO_BASENAME, PATHINFO_EXTENSION and PATHINFO_FILENAME (available since PHP 5.2.0). It defaults to return all elements. This function returns string if not all elements are requested.

Example 1. pathinfo() Example

<?php
$path_parts = pathinfo('/www/htdocs/index.html');

echo $path_parts['dirname'], "\n";
echo $path_parts['basename'], "\n";
echo $path_parts['extension'], "\n";
echo $path_parts['filename'], "\n"; // since PHP 5.2.0
?>

Would produce: 

/www/htdocs
index.html
html
index

Note: For information on retrieving the current path info, read the section on predefined reserved variables.

See also dirname(), basename(), parse_url() and realpath().

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