What is PHP PDF?

The PHP Hypertext Preprocessor (PHP) is a programming language that allows web developers to create dynamic content that interacts with databases. PHP is basically used for developing web-based software applications.

What are the basics of PHP?

PHP Basics

Tags and Syntax. PHP commands are embedded into HTML by one of several ways.
Variables and Datatypes. Variables in PHP are represented by a dollar sign followed by an alphanumeric name beginning in a letter or underscore.
Statements and Expressions.
Operators and Maths.
Strings.
Arrays.
Conditionals.
Loops.

What is PHP and its syntax?

The PHP syntax and semantics are the format (syntax) and the related meanings (semantics) of the text and symbols in the PHP programming language. They form a set of rules that define how a PHP program can be written and interpreted.

Is it worth learning PHP in 2021?

PHP is an open-source programming language that is completely free, and because it supports all the main browsers, it is highly scalable. PHP is not dying and is definitely worth learning in 2021 and beyond. There are still thousands of jobs available for new PHP programmers.