3v4l.org

run code in 300+ PHP versions simultaneously
<?php $original = []; foreach (range(1, 20_000) as $iteration) { $original[] = [ 'id' => str_repeat("{$iteration}.", 4), 'name' => 'name', ]; } var_dump( array_column( $original, 'name', 'id' ) );

preferences:
38.56 ms | 402 KiB | 5 Q