php get file type from filename code example

Example 1: php get filetype

<?php
echo filetype('/etc/passwd');  // file
echo filetype('/etc/');        // dir
?>

Example 2: php get file type from url

$file_info = new finfo(FILEINFO_MIME_TYPE);
$mime_type = $file_info->buffer(file_get_contents($image_url));
echo $mime_type;