Interactive

JavaScript: Variables and Conditions

Make your pages smart! Learn the basics of web programming.

  • 4.8/5.0
  • 3776 enrolled
  • Interactive
  • French
Course Description

Make your pages smart! Learn the basics of web programming.

Integrate JS in HTML

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Variables (let, const)

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Data types

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Mathematical operators

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if / else

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Project: Age calculator

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Debugging with console.log

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Prompt and alert

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Compare values

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Nested conditions

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Project: Quiz with score

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Logical operators (&&, ||) Premium

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Project: Guess the number (JS version) Premium

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Edson Bitjoka

Edson Bitjoka

Developer & Instructor

About the instructor

I simplify JavaScript so every teen can build smart interactions. Logic, clarity, and fun!

Student reviews
Antoine (15 years old)
Antoine (15 years old)

4 days ago

My quiz calculates the score automatically. I used it to study for my history test!

Frequently asked questions

No harder than middle school math! We go step by step with real projects. You’ll love it.

It’s the language of interactive web. Without it, sites are like books—you can’t click, play, or interact!
JavaScript: Variables and Conditions
Online course: 25 € / hour
In-person course: 35 € / hour

This course includes

  • Chapters 14
  • Duration 8h
  • Level Interactive
  • Language French
  • Unlimited access Yes
  • Certificate Yes