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How to Increase and Decrease the Integer Value When the Button is Clicked

In this tutorial, I will show how to increase and decrease the integer value when the button is clicked. Here, the default value is 0 and when you click the plus button the integer value is increased by one and when you click the negative button the integer value is decrease by one.

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Android Example: How to Make Increase and Decrease the Integer Value When the Button is Clicked


XML Layout File
Following is the XML layout file with a TextView and two Buttons for plus and minus.
res/layout/activity_main.xml

Java Activity File
Following is the final java code of MainActivity.java file.
src/ MainActivity.java

Now, run your application and click plus and minus buttons.

Output:
How to Increase and Decrease the Integer Value When the Button is Clicked

Tutorial 943898075183633934
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