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run code in 300+ PHP versions simultaneously
<?php $s = 'abcd123ABCD00-4000'; $signature = hash_hmac("sha256", $s, false); print $signature;
Output for git.master, git.master_jit, rfc.property-hooks
9fa6da39547b8ce4b2f92d9a13569f69cb5a3a2d638356b8524c5996839b7ec9

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