| Warning |
This function is EXPERIMENTAL. The behaviour of this function, the name of this function, and anything else documented about this function may 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.