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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
—
js-modern/22.js
● 0 errors
TS
JS
PY
PL ▾
JS
home.js
JS
levels.js
MD
learn.md
JS
playground.js
JS
challenges.js
js-modern
·
22
/25
[wyjdź]
example.js
kopiuj
let
target
=
{ name:
"Ada"
};
const
ref
=
new
WeakRef
(target);
console.
log
(ref.
deref
()?.name);
Co to wypisze?
A
Ada
B
undefined
C
TypeError
D
null
← poprz.
✓ es2024
UTF-8