Intermediate
JavaScript
Q57 / 100
What is the Nullish Coalescing operator ??
Correct! Well done.
Incorrect.
The correct answer is B) Returns the left operand unless it is null or undefined, in which case returns the right
B
Correct Answer
Returns the left operand unless it is null or undefined, in which case returns the right
Explanation
const name = user.name ?? "Anonymous"; only falls back for null/undefined, not 0 or "" (unlike ||). Use ??= for assignment: x ??= default.
Progress
57/100