W3Schools is a web developer information website, with tutorials and references relating to web development topics such as HTML, CSS, JavaScript, PHP, SQL, and JQuery. The site provides a reference manual covering many aspects of web programming.
The site derives its name from the abbreviation for the World Wide Web; W3 is a numeronym of WWW. W3Schools is not affiliated with the W3C.
It is created and owned by Refsnes Data, a Norwegian family-owned software development and consulting company.
W3Schools presents thousands of code examples. By using the online editor provided, readers can edit the examples and execute the code experimentally.
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