Use Case Suggestion: copywithin()

[adampicard]

How to copy part of an array to another location in the same array and returns the modified array without changing its length.

let fruits = ['apple', 'banana', 'cherry', 'date', 'elderberry'];
fruits.copyWithin(3, 0, 2);
console.log(fruits); // Output: ['apple', 'banana', 'cherry', 'apple', 'banana']

• 3 is the target index where the copying begins.

• 0 is the start index from where to start copying elements (inclusive).

• 2 is the end index where to end copying elements (not inclusive).

• The elements 'apple' and 'banana' will be copied to indices 3 and 4.

• The original elements at indices 3 and 4 ('date' and 'elderberry') will be overwritten.