phpinfo(int $flags = INFO_ALL): bool. Outputs a large amount of information about the current state of PHP. This includes information about PHP compilation options and extensions, the PHP version...
Мета теги HTML страницы. Описание и примеры использования meta тегов description, keywords, viewport, charset, refresh.
9. Content Length & Transfer Encoding. When an HTTP client is reading a response message from a server it needs to know when it has reached the end of the message. This is particularly important...
How it Works. This tools allow you to inspect the HTTP headers that the web server returns when requesting a URL. Works with HTTP and HTTPS URLs. HEADER STATUS CODES GUIDE Click...