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<?php $salt = '1234567890123456'; $iterations = 10; $length = 0; $hash1 = hash_pbkdf2('sha1', 'plnlrtfpijpuhqylxbgqiiyipieyxvfsavzgxbbcfusqkozwpngsyejqlmjsytrmd', $salt, $iterations, $length); $hash2 = hash_pbkdf2('sha1', "eBkXQTfuBqp'cTcar&g*", $salt, $iterations, $length); var_dump([$hash1, $hash2], $hash1 === $hash2);
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 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
array(2) { [0]=> string(40) "f4ac788326d73d1e67e21444f9e76c0a525d05f4" [1]=> string(40) "f4ac788326d73d1e67e21444f9e76c0a525d05f4" } bool(true)
Output for 5.4.0 - 5.4.45
Fatal error: Call to undefined function hash_pbkdf2() in /in/W7ZUk on line 5
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, 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '[', expecting ')' in /in/W7ZUk on line 8
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 '[', expecting ')' in /in/W7ZUk on line 8
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/W7ZUk on line 8
Process exited with code 255.

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