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Android Build a Simple Android App (2014) Improving Our Code Simple Refactoring: Using a Class

Posted by Michael McDonald
Michael McDonald
2,877 Points

Why are we leaving the number generator declaration inside our loop? We don't need a new generator to get a new int.

Isn't our application creating a new instance of the Random class each time we tap the button. Wouldn't it be better to call .nextInt from the old random number generator object instead of Random rand = new Random(); over and over?

1 Answer

Stone Preston
Stone Preston
42,016 Points
Stone Preston
Stone Preston
42,016 Points

yes, that is correct. you probably should only create the generator once. you can make it an instance variable if you wanted