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<?php $hmac = hash_hmac("sha1", 'abcdefg', '#0123455'); $token = sprintf("%1.1s%20.20s", '0', $hmac); var_export([ $hmac, $token, sprintf("%1.1s%20.20s", '0', 'abc') ]);
Output for 5.4.0 - 5.4.45, 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 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
array ( 0 => 'fecf3e2a240b92a7d7eec46e8eec829d247a4abb', 1 => '0fecf3e2a240b92a7d7ee', 2 => '0 abc', )
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/JBLXn on line 4
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/JBLXn on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/JBLXn on line 4
Process exited with code 255.

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