Php regex file extension

$fileName = 'banner.jpg';

$ext = end(explode('.', $fileName));
$ext = substr(strrchr($fileName, '.'), 1);
$ext = substr($fileName, strrpos($fileName, '.') + 1);
$ext = preg_replace('/^.*\.([^.]+)$/D', '$1', $fileName);
$ext = pathinfo($fileName, PATHINFO_EXTENSION);

Source: techieroop.com

Similar codes

0 vote298 views2 answers
Iteration over jQuery object
PHP
13 votes293 views4 answers
Write to file php
PHP
0 vote420 views1 answer
Limiter la révision des articles WordPress
PHP Wordpress
2 votes356 views1 answer
Laravel test dbms connection
PHP Laravel
0 vote316 views1 answer
Real time ip in php
PHP
0 vote468 views1 answer
Personnaliser le logo de connexion WordPress sans plugin
PHP Wordpress
2 votes242 views1 answer
Laravel eloquent update pivot table
PHP
1 vote268 views1 answer
Dont show file type in url
PHP
5 votes298 views5 answers
Unique laravel migration
PHP
0 vote379 views1 answer
Migrate only one table laravel
PHP