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(PHP 4 >= 4.2.0, PHP 5, PHP 7, PHP 8)
openssl_pkey_get_public — Extract public key from certificate and prepare it for use
$public_key
): OpenSSLAsymmetricKey|false
openssl_pkey_get_public() extracts the public key from
public_key
and prepares it for use by other
functions.
public_key
public_key
can be one of the following:
Returns an OpenSSLAsymmetricKey instance on success, or false
on error.
Version | Description |
---|---|
8.0.0 |
On success, this function returns an OpenSSLAsymmetricKey instance now;
previously, a resource of type OpenSSL key was returned.
|
8.0.0 |
public_key accepts an OpenSSLAsymmetricKey
or OpenSSLCertificate instance now;
previously, a resource of type OpenSSL key or OpenSSL X.509
was accepted.
|