Java inner classes 👩‍🏫

From the creator

java inner class #java #inner #classes public class Main { public static void main(String[] args) { /* inner class = A class inside of another class. useful if a class should be limited in scope. usually private, but not necessary helps group classes that belong together extremely useful for listeners for specific events precursor for anonymous inner classes */ Outside out = new Outside(); Outside.Inside in = out.new Inside(); in.Greeting(); } //********************************************************** public class Outside { String x = "Hello "; public class Inside{ String y = "World!"; public void Greeting() { System.out.println(x+y); } } }

Published 2020-06-13 · Watch on YouTube ↗
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