3v4l.org

run code in 300+ PHP versions simultaneously
<?php $prefixed_foo = 'original'; $vars = ['foo' => 'overwrite', 'bar' => 'overwrite']; extract($vars, EXTR_SKIP|EXTR_PREFIX_ALL, 'prefixed_'); echo $prefixed_foo . "\n" . $prefixed_bar;

preferences:
27.17 ms | 402 KiB | 5 Q