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SQL References At W3Schools you will find a complete reference for keywords and functions:

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:

Example <a href="https://www.w3schools.com"> This is a link </a> Try it Yourself »

Example This example uses a full URL to link to a style sheet: <link rel="stylesheet" href="https://www.w3schools.com/html/styles.css"> Try it Yourself »

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.

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 …

W3.CSS is a modern CSS framework developed by the W3Schools team. It's similar to Bootstrap when it comes to build responsive, mobile-friendly websites, but it is lighter, simpler, and faster, and does …

Example How to add a hyperlink to an image: <a href="https://www.w3schools.com"> <img src="w3html.gif" alt="W3Schools.com" width="100" height="132"> </a> Try it Yourself »