3v4l.org

run code in 300+ PHP versions simultaneously
<?php $size = 7; $vertical = str_pad('*', $size * 2, ' ', STR_PAD_BOTH); $result = array_fill(0, $size, $vertical); $result[$size / 2] = implode(' ', array_fill(0, $size, '*')); echo implode(PHP_EOL, $result);

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59.3 ms | 402 KiB | 5 Q