(PHP 4 >= 4.2.0, PHP 5, PHP 7)
openssl_pkey_get_private — Get a private key
openssl_pkey_get_private() parses
key
and prepares it for use by other functions.
key
key
can be one of the following:
passphrase
The optional parameter passphrase
must be used
if the specified key is encrypted (protected by a passphrase).
Returns a positive key resource identifier on success, or FALSE
on error.