3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo fmod(99999999999999999999999999999999999, 9999999999999999999999999999999999999999999999999999999)."\n"; echo bcmod('99999999999999999999999999999999999', '9999999999999999999999999999999999999999999999999999999');

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31.98 ms | 402 KiB | 5 Q