3v4l.org

run code in 300+ PHP versions simultaneously
<?php $input_lines = "fasdf sadf asd $fdsf; asd $23; fsdafsd; $fdssfs"; preg_match_all("/asd (\$[a-z0-9]+);/", $input_lines, $output_array); print_r($output_array);
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Warning: Undefined variable $fdsf in /in/5HAcU on line 3 Warning: Undefined variable $fdssfs in /in/5HAcU on line 6 Array ( [0] => Array ( ) [1] => Array ( ) )
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.31, 7.4.0 - 7.4.33
Notice: Undefined variable: fdsf in /in/5HAcU on line 3 Notice: Undefined variable: fdssfs in /in/5HAcU on line 6 Array ( [0] => Array ( ) [1] => Array ( ) )
Output for 7.3.32 - 7.3.33
Array ( [0] => Array ( ) [1] => Array ( ) )
Output for 5.4.1 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28
Notice: Undefined variable: fdsf in /in/5HAcU on line 6 Notice: Undefined variable: fdssfs in /in/5HAcU on line 6 Array ( [0] => Array ( ) [1] => Array ( ) )
preferences:
152.39 ms | 402 KiB | 228 Q