3v4l.org

run code in 500+ PHP versions simultaneously
<?php var_export(filter_var('604-619-5135', FILTER_SANITIZE_NUMBER_INT));
Output for 7.4.0 - 7.4.33, 8.0.1 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.6
'604-619-5135'
preferences:
91.26 ms | 1238 KiB | 4 Q