3v4l.org

run code in 500+ PHP versions simultaneously
<?php $str = 'Lorem ipsum dolor sit amet, consectetur. Integer ac tempor 123456789, et semper arcu. Maecenas vitae enim sed tortor 980202301 venenatis commodo. Fusce tincidunt volutpat bibendum. Cras vehicula ligula at urna vestibulum condimentum. Praesent non blandit 45678910911, sed porta nulla. Phasellus eleifend, metus in consequat dictum, arcu nibh accumsan dolor, eget tristique eros massa et nisl. Anexo 4577 Phasellus congue consequat ante, nec nisi sed elit malesuada tempor.'; $pattern = '/(?<!\d)9\d{8}(?!\d)/'; if (preg_match_all($pattern, $str, $matches)){ print_r($matches[0]); }
Output for 7.4.0 - 7.4.33, 8.0.1 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.31, 8.3.0 - 8.3.31, 8.4.1 - 8.4.22, 8.5.0 - 8.5.7
Array ( [0] => 980202301 )

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81.35 ms | 1265 KiB | 4 Q