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run code in 300+ PHP versions simultaneously
<?php for ($i = 1; $i <= 60; ++$i) { printf("Year: %d, Month: %d\n", intdiv($i, 12), $i % 12); }
Output for 8.0.1 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0
Year: 0, Month: 1 Year: 0, Month: 2 Year: 0, Month: 3 Year: 0, Month: 4 Year: 0, Month: 5 Year: 0, Month: 6 Year: 0, Month: 7 Year: 0, Month: 8 Year: 0, Month: 9 Year: 0, Month: 10 Year: 0, Month: 11 Year: 1, Month: 0 Year: 1, Month: 1 Year: 1, Month: 2 Year: 1, Month: 3 Year: 1, Month: 4 Year: 1, Month: 5 Year: 1, Month: 6 Year: 1, Month: 7 Year: 1, Month: 8 Year: 1, Month: 9 Year: 1, Month: 10 Year: 1, Month: 11 Year: 2, Month: 0 Year: 2, Month: 1 Year: 2, Month: 2 Year: 2, Month: 3 Year: 2, Month: 4 Year: 2, Month: 5 Year: 2, Month: 6 Year: 2, Month: 7 Year: 2, Month: 8 Year: 2, Month: 9 Year: 2, Month: 10 Year: 2, Month: 11 Year: 3, Month: 0 Year: 3, Month: 1 Year: 3, Month: 2 Year: 3, Month: 3 Year: 3, Month: 4 Year: 3, Month: 5 Year: 3, Month: 6 Year: 3, Month: 7 Year: 3, Month: 8 Year: 3, Month: 9 Year: 3, Month: 10 Year: 3, Month: 11 Year: 4, Month: 0 Year: 4, Month: 1 Year: 4, Month: 2 Year: 4, Month: 3 Year: 4, Month: 4 Year: 4, Month: 5 Year: 4, Month: 6 Year: 4, Month: 7 Year: 4, Month: 8 Year: 4, Month: 9 Year: 4, Month: 10 Year: 4, Month: 11 Year: 5, Month: 0
Output for 8.4.15
/bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.

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