Exercise 2: Injecting Multiple Properties

Problem statement

In the following code, create custom properties to extract the integer part and the fractional part from a number.

Add two properties to the instances of Number for the integer and fractional parts separately.

Sample input and output

The input calls and their respective outputs are given below for your help.

Input	Output
printParts(22.12);	whole: 22 decimal: 12
printParts(.14);	whole: 0 decimal: 14
printParts(-23.19);	whole: -23 decimal: 19
printParts(42);	whole: 42 decimal: 0

Exercise

Let’s solve this mystery.

Solve this challenge and test your skills of metaprogramming the first flavor–member injection.