HTTP 函数
PHP Manual

http_request_method_exists

(PECL pecl_http >= 0.10.0)

http_request_method_existsCheck whether request method exists

说明

int http_request_method_exists ( mixed $method )

Check if a request method is registered (or available by default).

参数

method

request method name or ID

返回值

Returns TRUE if the request method is known, else FALSE.


HTTP 函数
PHP Manual