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JavaScript

From zero: variables, loops, functions. Run everything in the browser.

Estimated 25h · 3 lessons published (beginner complete; more levels next).

You have not completed any lessons in this track yet.

beginner

  1. 1Variables and printingFirst steps · What a program and a variable are; store values and print them.
  2. 2Loops: repeat without repeating yourselfFirst steps · What a loop is; count and list with for.
  3. 3Functions: wrap and reuse logicFirst steps · What a function is; parameters, return, reuse.

intermediate

The intermediate level for JavaScript is planned. Beginner lessons below already teach the foundations; intermediate content follows the same lesson template.

advanced

The advanced level for JavaScript is planned. Beginner lessons below already teach the foundations; intermediate content follows the same lesson template.

expert

The expert level for JavaScript is planned. Beginner lessons below already teach the foundations; intermediate content follows the same lesson template.