http_support(3) php man page | unix.com

HTTP_SUPPORT(3) 							 1							   HTTP_SUPPORT(3)

http_support - Check built-in HTTP support

SYNOPSIS
       int http_support ([int  $feature])

DESCRIPTION
	Check for features that require external libraries.

	See the feature support constants table for possible values for the $feature argument.

PARAMETERS
	      o $feature
		- feature to probe for

RETURN VALUES
	Returns integer, whether requested feature is supported, or a bitmask with all supported features if $feature was omitted.

EXAMPLES
       Example #1

	      A http_support(3) example

	      <?php
	      if (!http_support(HTTP_SUPPORT_REQUESTS)) {
		  die("Need HTTP request support!
");
	      }
	      ?>

PHP Documentation Group 													   HTTP_SUPPORT(3)