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<?php echo hash_hmac('sha256', 'Foo data', 'secret_key').PHP_EOL; echo hash_hmac('sha256', 'Foo data', '').PHP_EOL; echo hash_hmac('sha256', 'Foo data', null).PHP_EOL; echo hash_hmac('sha256', 'Foo data', 0).PHP_EOL;
Output for rfc.property-hooks, git.master, git.master_jit
311edc9ee1d2717f5ef678e454b2e267ef55a184acb8cf0d33f8dc852beead9e 01eded85b45d0207ca11339a7ae0f3ba8424ffe3a6b97949ab1e560ecf4bb142 Deprecated: hash_hmac(): Passing null to parameter #3 ($key) of type string is deprecated in /in/ZHVoC on line 5 01eded85b45d0207ca11339a7ae0f3ba8424ffe3a6b97949ab1e560ecf4bb142 772c705a7d626c424bcaa0d1d44e9af4705938fccf644647ac80411d6a73cf4d

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