3v4l.org

run code in 300+ PHP versions simultaneously
<?php function startsWith($haystack, $needle) { // search backwards starting from haystack length characters from the end return $needle === "" || strrpos($haystack, $needle, -strlen($haystack)) !== false; } $mustcontain = 'url/sub/dir/'; $links = array ( 0 => 'url/sub/dir/1234', 1 => 'url/sub/dir/', 2 => 'url/13214124', 3 => 'url/sub/123123123123', ); $finalArr = array(); foreach($links as $v){ if(startsWith($v, $mustcontain)){ $finalArr[] = $v; } } print_r($finalArr);
Output for 5.5.0 - 5.5.37, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.31, 8.2.0 - 8.2.27, 8.3.0 - 8.3.15, 8.4.1 - 8.4.2
Array ( [0] => url/sub/dir/1234 [1] => url/sub/dir/ )
preferences:
58.7 ms | 408 KiB | 5 Q