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Basic JavaScript

JS TutorialJS SyntaxJS VariablesJS OperatorsJS If ConditionsJS LoopsJS StringsJS NumbersJS FunctionsJS ObjectsJS DatesJS ArraysJS Typed ArraysJS SetsJS MapsJS MathJS RegExpJS Data TypesJS ErrorsJS EventsJS ProgrammingJS ReferencesJS Versions

JS Advanced

JS FunctionsJS ObjectsJS ClassesJS IterationsJS AsynchronousJS ModulesJS Meta & ProxyJS HTML DOMJS WindowsJS Web APIJS AJAXJS JSONJS jQueryJS GraphicsJS ExamplesJS Reference


JavaScript Exercises

Test your JavaScript skills with exercises from all categories:

Exercises

Tip:Sign in to track your progress - it's free.

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Introduction3 exercises

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Where To3 exercises

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Output3 exercises

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Statements3 exercises

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Syntax3 exercises

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Comments3 exercises

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Variables7 exercises

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Let3 exercises

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Const3 exercises

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Operators3 exercises

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Arithmetic Operators3 exercises

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Assignment Operators3 exercises

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Data Types3 exercises

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Functions5 exercises

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Objects4 exercises

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Object Properties3 exercises

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Object Methods3 exercises

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Display Objects3 exercises

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Object Constructors3 exercises

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Events3 exercises

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Strings4 exercises

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String Methods5 exercises

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String Templates3 exercises

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Numbers3 exercises

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BigInt3 exercises

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Number Methods3 exercises

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Number Properties3 exercises

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Arrays4 exercises

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Array Methods3 exercises

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Sorting Arrays3 exercises

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Array iteration3 exercises

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Array Const3 exercises

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Dates3 exercises

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Date Formats3 exercises

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Date Get Methods3 exercises

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Date Set Methods3 exercises

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Math4 exercises

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Math Random3 exercises

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Booleans3 exercises

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Comparisons5 exercises

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If Else3 exercises

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Switch3 exercises

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For Loops3 exercises

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For In Loops3 exercises

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For Of Loops3 exercises

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While Loops3 exercises

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Break and Continue3 exercises

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Iterables3 exercises

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Sets3 exercises

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Set Methods3 exercises

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Maps3 exercises

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Map Methods3 exercises

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TypeOf3 exercises

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Type Conversion3 exercises

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Destructuring3 exercises

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Bitwise3 exercises

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Regular Expressions3 exercises

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Operator Precedence3 exercises

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Error Handling3 exercises

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Scope3 exercises

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Hoisting3 exercises

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Strict Mode4 exercises

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The this Keyword3 exercises

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Arrow Function3 exercises

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Classes3 exercises

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Modules3 exercises

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JSON3 exercises

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Debugging3 exercises

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HTML DOM3 exercises

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HTML DOM Methods3 exercises

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HTML DOM Document3 exercises

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HTML DOM Elements4 exercises

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HTML DOM HTML3 exercises

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HTML DOM Form Validation3 exercises

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HTML DOM CSS4 exercises

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HTML DOM Events3 exercises

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HTML DOM Event Listener3 exercises

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HTML DOM Navigation3 exercises

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HTML DOM Nodes3 exercises

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HTML DOM Collections3 exercises

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HTML DOM Node List3 exercises

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The Exercise

The exercises are a mix of "multiple choice" and "fill in the blanks" questions. There are between 3 and 9 questions in each category.The answer can be found in the corresponding tutorial chapter. If you're stuck, or answer wrong, you can try again or hit the "Show Answer" button to see the correct answer.


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