(PHP 4 >= 4.2.0, PHP 5)openssl_pkey_get_public -- Extract public key from certificate and prepare it for use
Returns a positive key resource identifier on success, or FALSE on error.
openssl_get_publickey() extracts the
public key from
prepares it for use by other functions.
certificate can be one of the following:
an X.509 certificate resource
a string having the format file://path/to/file.pem. The named file must contain a PEM encoded certificate/private key (it may contain both).
A PEM formatted private key.