$_server in php

When we talk about the data taken from a contact form, get the post, and request superglobals can be used. But when we need information about:

• HTTP connection
• Server information
• Host information
• URL information
• other extra data

this superglobal is generally used when you want a single page to store and print data in a database.

$_SERVER['PHP_SELF']

Returns the filename of the currently executing page

$_SERVER['SERVER_NAME']

Returns the name of the host server. The IP address of the server

$_SERVER['REQUEST_METHOD']

used to know about the request method like POST or GET

When we talk about the data taken from a contact form, get the post, and request superglobals can be used. But when we need information about:

• HTTP connection
• Server information
• Host information
• URL information
• other extra data

this superglobal is generally used when you want a single page to store and print data in a database.

$_SERVER['PHP_SELF']

Returns the filename of the currently executing page

$_SERVER['SERVER_NAME']

Returns the name of the host server. The IP address of the server

$_SERVER['REQUEST_METHOD']

used to know about the request method like POST or GET