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run code in 300+ PHP versions simultaneously
<?php // http://williamsoriscompetition.com/enter.php?id=c54eaaa334be71e3da26536ffb365337185985da&score=1%2E926627&code=960349492860 $id = 'c54eaaa334be71e3da26536ffb365337185985da'; $score = urldecode('1%2E926627'); $num1 = toInt32(substr($id, 0, 1)) * toInt32(substr($id, -1, 1)); $num2 = toInt32(substr($score, 0, 1)) * toInt32(substr($id, 3, 1)); $num3 = toInt32(substr($id, 2, 1)) * toInt32(substr($score, -1, 1)); var_dump($num1, $num2, $num3); $code = $num1 . $num2 . $num3; var_dump($code); function toInt32($value) { $intval = hexdec($value); var_dump($value, $intval, PHP_INT_SIZE); return $intval; return (PHP_INT_SIZE === 8) ? ($intval - 0x100000000) : $intval; }
Output for 4.4.0 - 4.4.9, 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.10, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
string(1) "c" int(12) int(8) string(1) "a" int(10) int(8) string(1) "1" int(1) int(8) string(1) "e" int(14) int(8) string(1) "4" int(4) int(8) string(1) "7" int(7) int(8) int(120) int(14) int(28) string(7) "1201428"
Output for 4.3.0 - 4.3.11, 5.0.0 - 5.0.4
Notice: Use of undefined constant PHP_INT_SIZE - assumed 'PHP_INT_SIZE' in /in/9KVKf on line 23 string(1) "c" int(12) string(12) "PHP_INT_SIZE" Notice: Use of undefined constant PHP_INT_SIZE - assumed 'PHP_INT_SIZE' in /in/9KVKf on line 23 string(1) "a" int(10) string(12) "PHP_INT_SIZE" Notice: Use of undefined constant PHP_INT_SIZE - assumed 'PHP_INT_SIZE' in /in/9KVKf on line 23 string(1) "1" int(1) string(12) "PHP_INT_SIZE" Notice: Use of undefined constant PHP_INT_SIZE - assumed 'PHP_INT_SIZE' in /in/9KVKf on line 23 string(1) "e" int(14) string(12) "PHP_INT_SIZE" Notice: Use of undefined constant PHP_INT_SIZE - assumed 'PHP_INT_SIZE' in /in/9KVKf on line 23 string(1) "4" int(4) string(12) "PHP_INT_SIZE" Notice: Use of undefined constant PHP_INT_SIZE - assumed 'PHP_INT_SIZE' in /in/9KVKf on line 23 string(1) "7" int(7) string(12) "PHP_INT_SIZE" int(120) int(14) int(28) string(7) "1201428"
preferences:
220.08 ms | 403 KiB | 310 Q