3v4l.org

run code in 300+ PHP versions simultaneously
<?php $input ="a\"b"; echo strlen($input)." ".strlen(utf8_decode($input));
Output for 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Deprecated: Function utf8_decode() is deprecated in /in/GMf0u on line 3 3 3
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28
3 3
preferences:
252.61 ms | 403 KiB | 330 Q