CURL
PHP Manual

curl_version

(PHP 4 >= 4.0.2, PHP 5)

curl_version — Gets cURL version information

Description

array curl_version ([ int $age ] )

Returns information about the cURL version.

Parameters

age

Return Values

Returns an associative array with the following elements:

version_number cURL 24 bit version number
version cURL version number, as a string
ssl_version_number OpenSSL 24 bit version number
ssl_version OpenSSL version number, as a string
libz_version zlib version number, as a string
host Information about the host where cURL was built
age  
features A bitmask of the CURL_VERSION_XXX constants
protocols An array of protocols names supported by cURL


CURL
PHP Manual