(PECL pecl_http:0.15.0-1.5.5)
http_support — Check built-in HTTP support
Check for features that require external libraries.
See the feature support constants table for possible values for the feature argument.
feature to probe for
Returns integer, whether requested feature is supported, or a bitmask with all supported features if feature was omitted.
Example #1 A http_support() example
<?phpif (!http_support(HTTP_SUPPORT_REQUESTS)) { die("Need HTTP request support!\n");}?>