PHP获取http请求的头信息实现步骤

PHP手册提供了现成的函数: getallheaders (PHP 4, PHP 5) getallheaders — Fetch all HTTP request headers 说明 array getallheaders ( void ) Fetches all HTTP headers from the current request. This function is an alias for apache_request_headers(). Please read theapache_request_headers() documentation for more informa