3v4l.org

run code in 300+ PHP versions simultaneously
<?php // example code $pattern = "#^/article/(?<id>\d+)-(?<slug>.+)$#"; $url = "/article/42-is-the-answer"; preg_match($pattern, $url, $args); print_r($args); $args = array_filter($args, 'is_string', ARRAY_FILTER_USE_KEY); print_r($args);
Output for 5.6.13, 8.1.23 - 8.1.33, 8.2.10 - 8.2.29, 8.3.0 - 8.3.26, 8.4.1 - 8.4.13
Array ( [0] => /article/42-is-the-answer [id] => 42 [1] => 42 [slug] => is-the-answer [2] => is-the-answer ) Array ( [id] => 42 [slug] => is-the-answer )
preferences:
73.7 ms | 407 KiB | 5 Q