(PHP 4 >= 4.2.0, PHP 5)openssl_pkey_export_to_file -- Gets an exportable representation of a key into a file

Description

bool openssl_pkey_export_to_file (mixed key, string outfilename [, string passphrase [, array configargs]])

openssl_pkey_export_to_file() saves an ascii-armoured

(PEM encoded) rendition of key into the file named

by outfilename. The key can be optionally

protected by a passphrase.

configargs can 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 about configargs.

Возвращает TRUE в случае успешного завершения или FALSE в случае возникновения ошибки.

Замечание:

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.