W3Schools is a freemium educational website for learning coding online. [1][2] Initially released in 1998, it derives its name from the World Wide Web but is not affiliated with the W3 …

Hypertext Markup Language (HTML) is the standard markup language [a] for documents designed to be displayed in a web browser. It defines the content and structure of web …

JavaScript When a web page is loaded, the browser creates a Document Object Model of the page, which is an object oriented representation of an HTML document that acts as an …

[14] PHP code is usually processed on a web server by a PHP interpreter implemented as a module, a daemon or a Common Gateway Interface (CGI) executable. On a web server, the …

Cascading Style Sheets (CSS) is a style sheet language used for specifying the presentation and styling of a document written in a markup language such as HTML or XML (including XML …

PHP also supports a C-like sprintf function. Code can be modularized into functions defined with keyword function. PHP supports an optional object oriented coding style, with classes denoted …

HTML5 (Hypertext Markup Language 5) is a markup language used for structuring and presenting hypertext documents on the World Wide Web. It was the fifth and final [4] major HTML version …

The PHP Standard Recommendation (PSR) is a PHP specification published by the PHP Framework Interop Group. Similar to Java Specification Request for Java, it serves the …