Discover Ruby Programming Through Fun Examples/

...

Solution: Personal Income Tax Calculator

Go over the two implementations of the personal income tax calculator using if-else and case-when statements.

We'll cover the following...

Solution using if-else
- Explanation
Solution using case-when
- Explanation

Press + to interact

annual_income = annual_income.to_i
income_tax = if annual_income > 0 && annual_income <= 18200
				 puts "No tax"
				 0
			 elsif annual_income >= 18201 && annual_income <= 37000
			 	 (annual_income - 18200) * 0.19
			 elsif annual_income >= 37001 && annual_income <= 80000
		 		 (annual_income - 37000) * 0.325 + 3572
			 elsif annual_income >= 80001 && annual_income <= 180000
				 (annual_income - 80000) * 0.37 + 19822
			 else
				 (annual_income - 180000) * 0.45 + 54232
			 end
income_tax = income_tax.round(2)

Introduction

Printing Shapes

Interacting with the Command-Line

Composite Data Types

Useful Utility Programs

Fun Math

Methods

File and Network

Object-Oriented Programming

Classic Puzzles

Web Test Automation

Use RSpec to Write Efficient Test Cases in the Rails Application

Beyond This Course

Ruby in a Nutshell

Appendix

Solution: Personal Income Tax Calculator

Solution using `if-else`

Explanation

Use RSpec to Write Efficient Test Cases in the Rails Application

Solution: Personal Income Tax Calculator

Solution using if-else

Explanation

Solution using `if-else`