3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo "Unsigned and Signed:\n"; $offset = abs(~0xffffffff) + 2 + 4294967295; printf("%f\n",PHP_INT_MAX * 2 + 1); printf("%d\n",~$offset);

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35.17 ms | 402 KiB | 5 Q