Web development
JavaScript
The language of the browser. Functions, objects, the event loop, promises and async code.
About 40 hours of study.
Where to learn it
Read
The Modern JavaScript Tutorial
Ilya Kantor and contributors
Part 1, The JavaScript language
Section not checked yet
Watch
Practise
Exercism
Exercism
JavaScript track
Free practice tracks with mentoring, one per language.
Section not checked yet
Other options
- Full Stack Open (read)
Part 1
Wrong chapter, dead link, or know something better? Tell us on GitHub.
Which roles ask for it
- Frontend engineer to get hired
- Full-stack engineer to get hired
- QA engineer / SDET in the first year
- Salesforce administrator / developer in the first year
- ServiceNow developer to get hired
- UI / UX designer good to have
- Technical writer good to have
Before and after
JavaScript