3v4l.org

run code in 300+ PHP versions simultaneously
<?php function sub_string($string, $start, $length) { $result = substr($string,$start,$length); return $result; } $test_string = '1978-02-16'; $year = sub_string($test_string,0,4); echo $year."\r\n"; $month = sub_string($test_string,4,2); echo $month."\r\n"; $day = sub_string($test_string,8,2); echo $day."\r\n";
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
1978 -0 16
preferences:
300.82 ms | 406 KiB | 455 Q