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At W3Schools you will find complete references about HTML elements, attributes, events, color names, entities, character-sets, URL encoding, language codes, HTTP messages, browser support, and more:

W3Schools offers free online tutorials, references and exercises in all the major languages of the web. Covering popular subjects like HTML, CSS, JavaScript, Python, SQL, Java, and many, many more.

"W3Schools is a popular online platform that provides web development tutorials and references for various web technologies. It serves as a comprehensive resource for individuals who are learning or …

If you already have some backend experience, you should know that you can use W3Schools Spaces to build, test and deploy backend code as well. Learn More A list of other popular languages can be …

CSS References At W3Schools you will find complete CSS references of all properties and selectors with syntax, examples, browser support, and more.

W3Schools maintains a complete JavaScript reference, including all HTML and browser objects. The reference contains examples for all properties, methods and events, and is continuously updated …

With W3Schools online code editor, you can edit HTML, CSS and JavaScript code, and view the result in your browser. The window to the left is editable - edit the code and click on the "Run" button to …

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