WithoutLambdaExp.java

@FunctionalInterface //optional
interface MyInterface{
    public void myMethod();
}
public class LambdaExpressionEx{
    public static void main(String args[])
    {
        int variable = 10;
        //implemenmtation without lambda expression
        MyInterface myInterface = new MyInterface(){
            public void myMethod(){
            System.out.println("variable = "+variable);}
                
            };
        myInterface.myMethod();
    }
}