Savol:
console.log(typeof null);
console.log(typeof []); console.log(typeof NaN); Natijasi qanday chiqadi?
console.log(typeof null);
console.log(typeof []); console.log(typeof NaN); Natijasi qanday chiqadi?
Anonymous Quiz
50%
object, object, number
33%
null, array, NaN
0%
undefined, object, number
17%
object, array, undefined
// Savol:
console.log(0 == false);
console.log(0 === false);
console.log(0 == false);
console.log(0 === false);
Anonymous Quiz
0%
true true
17%
false true
67%
true false
17%
false false
📌 Test 3:
for (var i = 0; i < 3; i++) {
setTimeout(() => console.log(i), 1000); } ❓ Ushbu kod konsolda nima chiqaradi?
for (var i = 0; i < 3; i++) {
setTimeout(() => console.log(i), 1000); } ❓ Ushbu kod konsolda nima chiqaradi?
Anonymous Quiz
67%
0, 1, 2
17%
3, 3, 3
0%
0, 0, 0
17%
❌ Error (ReferenceError)