Beginner
JavaScript
Q6 / 100
What does the spread operator ... do?
Correct! Well done.
Incorrect.
The correct answer is B) Expands an iterable into individual elements
B
Correct Answer
Expands an iterable into individual elements
Explanation
[...arr1, ...arr2] merges arrays. f(...args) passes array elements as arguments. {...obj, key: val} creates a new object with spread properties.
Progress
6/100