$file = '/www/htdocs/inc/lib.inc.php';
$filename = basename($file);
echo $filename, 'br/>';// lib.inc.php
$filename = str_replace(strrchr($filename, '.'), '', $filename);
echo $filename, 'br/>';// lib.inc
$file = '/www/htdocs/inc/lib.inc.php';
$path_parts = pathinfo($file);
echo '目錄名稱' . $path_parts['dirname'], 'br/>'; // /www/htdocs/inc
echo '文件全名' . $path_parts['basename'], 'br/>'; // lib.inc.php
echo '文件后綴' . $path_parts['extension'], 'br/>';// php
echo '文件名稱' . $path_parts['filename'], 'br/>'; // lib.inc // PHP >= 5.2.0
echo '目錄名稱' . pathinfo($file, PATHINFO_DIRNAME), 'br/>'; // /www/htdocs/inc
echo '文件全名' . pathinfo($file, PATHINFO_BASENAME), 'br/>'; // lib.inc.php
echo '文件后綴' . pathinfo($file, PATHINFO_EXTENSION), 'br/>';// php
echo '文件名稱' . pathinfo($file, PATHINFO_FILENAME), 'br/>'; // lib.inc // PHP >= 5.2.0
