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ts-quiz
— ~/loading.ts
tsc --watch
● loading…
TS
home.ts
TS
levels.ts
MD
learn.md
TS
playground.ts
NEW
// tsc --watch · type-checking modules…
await
load
(
"loading.ts"
)
// streaming server components
◇ tsc 6.0.3 · compiling…
UTF-8
◇ loading…
ts-quiz
—
~/learn/javascript
● 0 errors
TS
JS
PY
EN ▾
JS
home.js
JS
levels.js
MD
learn.md
JS
playground.js
JS
challenges.js
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/**
* Get good at JavaScript.
* 5 levels · 25 questions · vanilla JS.
*/
const
levels
= [
"js-basic"
,
"js-medium"
,
"js-advanced"
,
"js-async"
,
"js-modern"
];
function
start
(
level
) {
return
quiz
(
level
);
}
// pick a level —>
start
(
"js-medium"
);
▸ 25 questions · ~6 min
EXPLORER · JS LEVEL
"js-basic"
var/let/const, primitives, equality
25q
"js-medium"
closures, hoisting, this, prototypes
25q
"js-advanced"
event loop, generators, proxies
25q
"js-async"
promises, async/await, microtasks
25q
"js-modern"
?., ??, structuredClone, modern ES
25q
YOUR PROGRESS
0
/ 125 answered
▶ run start("js-medium")
✓ es2024
UTF-8
◇ inferred: js-medium