3v4l.org

run code in 300+ PHP versions simultaneously
<?php $files = [ 'BBBOF1_0090_A.jpg', 'BBBOF1_0090_B.jpg', 'BBBOF1_0090_C.jpg', 'BBDOTR_0070_A.jpg', 'BBDOTR_0070_B.jpg' ]; $replacers = [ array_map(fn($v) => '_'.$v, range('A', 'Z')), array_map(fn($v) => '_'.$v, range(1, 26)) ]; foreach ($files as $file) { echo 'K'.str_replace($replacers[0], $replacers[1], $file).PHP_EOL; }
Output for 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
KBBBOF1_0090_1.jpg KBBBOF1_0090_2.jpg KBBBOF1_0090_3.jpg KBBDOTR_0070_1.jpg KBBDOTR_0070_2.jpg
Output for 7.3.0 - 7.3.33
Parse error: syntax error, unexpected '=>' (T_DOUBLE_ARROW), expecting ')' in /in/BBArn on line 11
Process exited with code 255.

preferences:
70.2 ms | 1404 KiB | 4 Q