3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = 'Hëllo, peôple at Stackoverflow'; $array = ['hëllo', 'peôple']; $result = null; foreach ($array as $needle) { if (!preg_match('/\b' . preg_quote($needle, '/') . '\b/iu', $string)) { $result = false; break; } $result = true; } var_export($result);
Output for 7.4.0 - 7.4.33, 8.0.1 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.27, 8.4.1 - 8.4.14
true

preferences:
123.42 ms | 406 KiB | 5 Q