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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-basic/09.js
● 0 errors
TS
JS
PY
EN ▾
JS
home.js
JS
levels.js
MD
learn.md
JS
playground.js
JS
challenges.js
js-basic
·
9
/25
[exit]
example.js
copy
const
a
=
[
1
,
2
,
3
,
4
,
5
];
a.
length
=
2
;
console.
log
(a);
What does this print?
A
[1, 2]
B
[1, 2, 3, 4, 5]
C
[1, 2, undefined, undefined, undefined]
D
TypeError
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✓ es2024
UTF-8