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@ 2016-09-03T13:17:52Z

<?php


    $commands['api_key'] = '789';
    $commands['nonce'] = 555;
    
    $message = json_encode($commands);
    print($message);

    $signature = hash_hmac('sha256', $message, '123');
       
    print($signature);

Output
Performance
VLD
References
Branches

hash_hmac: documentation ( source)
json_encode: documentation ( source)

preferences:dark modelive previewkey bindings

26.69 ms | 405 KiB | 5 Q