Руководство по PHP
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pathinfo

(PHP 4 >= 4.0.3)

pathinfo -- Returns information about a file path

Description

array pathinfo ( string path)

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

Пример 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";

?>

Would produce: 

/www/htdocs
index.html
html

Замечание: 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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