Course lesson
Simplify array immutable changes with the new array.with method
The new Array.with method gives you an immutable syntax for changing values of an array at a specified index.
- Duration
- 5 min
- Access
- Free
- Transcript
- Retained from source evidence
The new Array.with method gives you an immutable syntax for changing values of an array at a specified index.
Sometimes .map will be more efficient. So, in this lesson we'll compare both methods while replacing an object at a specific index.