openssl_pkey_export
(PHP 4 >= 4.2.0, PHP 5, PHP 7)
openssl_pkey_export — Gets an exportable representation of a key into a string
Description
openssl_pkey_export ( mixed $key , string &$out [, string $passphrase [, array $configargs ]] ) : bool
openssl_pkey_export() exports key as a PEM encoded string and stores it into out (which is passed by reference).
Note: You need to have a valid openssl.cnf installed for this function to operate correctly. See the notes under the installation section for more information.
Parameters
-
key -
out -
passphrase -
The key is optionally protected by
passphrase. -
configargs -
configargscan be used to fine-tune the export process by specifying and/or overriding options for the openssl configuration file. See openssl_csr_new() for more information aboutconfigargs.
Return Values
Returns true on success or false on failure.
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Licensed under the Creative Commons Attribution License v3.0 or later.
https://www.php.net/manual/en/function.openssl-pkey-export.php