Tech-geeks

By: nexsoft | August 02, 2016

In this article, iOS application development team is sharing DIY tips to create a universal app- simple calculator. It will have all common features like addition, subtraction, multiplication, and division. You can make your own calculator by following this tutorial.

In this tutorial we will create a universal app - simple calculator, with addition, subtraction, multiplication and division functionality.

Starts with creating one single view application with product name “Swift Calculator”. In language field select swift language and devices field select universal. 

To design user interface open Main.storyboard file. Add one label on top of the main view to display the inputs by user. Create required outlet for label as shows in below screen sh...