OpenSSL
PHP Manual

openssl_csr_get_public_key

(PHP 5 >= 5.2.0)

openssl_csr_get_public_key — Returns the public key of a CERT

Description

resource openssl_csr_get_public_key ( mixed $csr [, bool $use_shortnames ] )
Warning

This function is currently not documented; only the argument list is available.


OpenSSL
PHP Manual