@ 2013-04-19T22:32:49Z <?php
$hashes = array_map(function ($num) { return substr(md5($num), 0, 8); }, range(0, 100000000));
print_r(array_slice($hashes, 0, 10));
if (array_unique($hashes) == $hashes) {
echo 'all unique';
} else {
echo 'collisions detected';
}
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Output for 8.2.0 - 8.2.18 , 8.3.0 - 8.3.6 Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 2147483656 bytes) in /in/liaDn on line 3
Process exited with code 255 . Output for 7.0.0 - 7.0.33 , 7.1.0 - 7.1.33 , 7.2.0 - 7.2.33 , 7.3.0 - 7.3.31 , 7.4.0 - 7.4.25 , 7.4.27 - 7.4.33 , 8.0.0 - 8.0.12 , 8.0.14 - 8.0.30 , 8.1.0 - 8.1.28 Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 4294967304 bytes) in /in/liaDn on line 3
Process exited with code 255 . Output for 7.3.32 - 7.3.33 , 7.4.26 , 8.0.13 Fatal error: Allowed memory size of 134217728 bytes exhausted (tried to allocate 4294967304 bytes) in /in/liaDn on line 3
Process exited with code 255 . Output for 5.3.0 - 5.3.29 , 5.4.0 - 5.4.45 , 5.5.0 - 5.5.38 , 5.6.0 - 5.6.40 Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 32 bytes) in /in/liaDn on line 3
Process exited with code 255 . Output for 4.4.2 - 4.4.9 , 5.1.0 - 5.1.6 , 5.2.0 - 5.2.17 Parse error: syntax error, unexpected T_FUNCTION, expecting ')' in /in/liaDn on line 3
Process exited with code 255 . Output for 4.3.0 - 4.3.1 , 4.3.5 - 4.3.11 , 4.4.0 - 4.4.1 , 5.0.0 - 5.0.5 Parse error: parse error, unexpected T_FUNCTION, expecting ')' in /in/liaDn on line 3
Process exited with code 255 . Output for 4.3.2 - 4.3.4 Parse error: parse error, expecting `')'' in /in/liaDn on line 3
Process exited with code 255 . preferences:dark mode live preview
288.17 ms | 401 KiB | 457 Q