Calculator App Android Studio Kotlin Tutorial
How to create a simple calculator app using Android Studio and Kotlin. A great beginner programming project. In this example Android app we build a basic calculator from scratch, meaning that no external or 3rd party libraries are used.
In the first part of the tutorial we build a calculator grid layout using constraint view, linear layout and buttons. We also use styles to make managing the layout easier, if changes are required in the future.
In the second part of the tutorial we connect our buttons as well as implement all of the logic for our calculator be able to add, subtract, divide and multiply.
Calculator Source Code:
Java Android Studio Calculator:
⏱️ TIMESTAMPS ⏱️
00:00 - Intro
00:47 - Colors Themes
01:28 - Workings XML
02:30 - Calculator Grid XML
05:26 - Build Gradle
05:37 - Workings Kotlin
07:23 - Calculate Results Kotlin
11:43 - Calculator Test
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