php 한글 메뉴얼 도움말 검색 사이트 Check built-in HTTP support [function.http-support]

int http_support ([ int $feature = 0 ] )

Check for features that require external libraries.

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

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

Example #1 A http_support() example


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