JavaScript Tutorial | w3school javascript
JavaScriptistheworldsmostpopularprogramminglanguage.JavaScriptistheprogramminglanguageoftheWeb.JavaScriptiseasytolearn.ThistutorialwillteachyouJavaScriptfrombasictoadvanced.StartlearningJavaScriptnow»[1]ExamplesinEachChapterWithour"TryitYourself"editor,youcaneditthesourcecodeandviewtheresult.UsetheMenuWerecommendreadingthistutorial,inthesequencelistedinthemenu.Ifyouhavealargescreen,themenuwillalwaysbepresentontheleft.Ifyouhaveasmallscreen,openthemenubyclickingthetopmenusign☰.LearnbyExamplesE...
JavaScript is the worlds most popular programming language.
JavaScript is the programming language of the Web.
JavaScript is easy to learn.
This tutorial will teach you JavaScript from basic to advanced.
Start learning JavaScript now »[1] Examples in Each ChapterWith our "Try it Yourself" editor, you can edit the source code and view the result.
Use the MenuWe recommend reading this tutorial, in the sequence listed in the menu.
If you have a large screen, the menu will always be present on the left.
If you have a small screen, open the menu by clicking the top menu sign ☰.
Learn by ExamplesExamples are better than 1000 words. Examples are often easier to understand than text explanations.
This tutorial supplements all explanations with clarifying "Try it Yourself" examples.
If you try all the examples, you will learn a lot about JavaScript, in a very short time!
JavaScript Examples »[2] Wh...