3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $str = 'asak.pl/asdask//asdadk//asd.pdf'; $regexp = '/([^:]\/)\/+/'; echo preg_replace($regexp, '\1', $str);
based on 0YQnc
Output for 4.3.0 - 7.2.0
asak.pl/asdask/asdadk/asd.pdf