What is PHP?

• PHP, is Known as PHP: Hypertext Processor.
• It is a server-side scripting language Means scripts are executed on the server. Means no one can steal your code.
  
• It supports many databases like MySQL, Informix, Oracle, Sybase, Solid, PostgreSQL, Generic ODBC, etc.)
• PHP is an open source software so it is free to download and use.
• Used to create dynamic Web pages.

Basic Syntax:

• file extension is ".php", ".php3", or ".phtml".
• PHP Code is Written Between
• 
  

or you can use another way

For Comments in PHP U can Following Syntax.

// This comment is used for single line
/* This is a multi-line
comment */