3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = '1,2,3'; $ids = array_map(fn(string $x): int => $x, explode(',', $string)); var_export($ids);
Output for 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.26, 8.4.1 - 8.4.13
array ( 0 => 1, 1 => 2, 2 => 3, )
Output for 7.3.0 - 7.3.33
Parse error: syntax error, unexpected '$x' (T_VARIABLE), expecting ')' in /in/jhWgs on line 4
Process exited with code 255.
Output for 7.1.33
Parse error: syntax error, unexpected '$x' (T_VARIABLE), expecting ',' or ')' in /in/jhWgs on line 4
Process exited with code 255.
preferences:
85.78 ms | 408 KiB | 5 Q