php获取文件名路径文件后缀

$file = ‘http://img.ecobd2.com/upload/pro/ktm-flash-200.jpg‘;

$path_parts = pathinfo($file);

echo ‘目录名称‘ . $path_parts[‘dirname‘], ‘<br/>‘;  //  img.ecobd2.com/upload/pro

echo ‘文件全名‘ . $path_parts[‘basename‘], ‘<br/>‘; //  ktm-flash-200.jpg

echo ‘文件后缀‘ . $path_parts[‘extension‘], ‘<br/>‘;//  jpg

echo ‘文件名称‘ . $path_parts[‘filename‘], ‘<br/>‘; //  ktm-flash-200         // PHP >= 5.2.0

echo ‘目录名称‘ . pathinfo($file, PATHINFO_DIRNAME), ‘<br/>‘;  //  img.ecobd2.com/upload/pro

echo ‘文件全名‘ . pathinfo($file, PATHINFO_BASENAME), ‘<br/>‘; //  ktm-flash-200.jpg

echo ‘文件后缀‘ . pathinfo($file, PATHINFO_EXTENSION), ‘<br/>‘;//  jpg

echo ‘文件名称‘ . pathinfo($file, PATHINFO_FILENAME), ‘<br/>‘; //  ktm-flash-200        // PHP >= 5.2.0