| Warning |
This function is EXPERIMENTAL. That means, that the behaviour of this function, this function name, in concreto ANYTHING documented here can change in a future release of PHP WITHOUT NOTICE. Be warned, and use this function at your own risk. |
Returns a positive key resource identifier on success, or FALSE on error.
openssl_get_publickey() extracts the public key from an X.509 certificate specified by certificate and prepares it for use by other functions.