Creating Map Method in Ruby
In this guide you will alter and return values in a collection for the Array class.
Guide Tasks
- Read Tutorial
- Complete the Exercise
Summary
Alter and return values in a collection for the Array class using the map method.
Exercise Description
"In this exercise you will be returning values in a collection for the Array class using the map method."
Example
'arr = ['1', '2', '3']' -> expect(arr.new_map(&:to_i)).to eq([1, 2, 3]) 'arr = (1..3).to_a'
Real World Usage
This exercise will help you learn how to return values in a collection for arrays.