added lamda code sample

sauravpd · sauravpd · commit 477bfa73af99 · 2018-07-19T23:22:32.000+05:30
diff --git a/java8Tutorials/src/main/java/java8/lambda/LambdaDemo4.java b/java8Tutorials/src/main/java/java8/lambda/LambdaDemo4.java
@@ -0,0 +1,19 @@
+package java8.lambda;
+/**
+ * 
+ * @author saurav
+ *
+ */
+public class LambdaDemo4 
+{
+	private int add(int x,int y)
+	{
+		return x+y;
+	}
+	public static void main(String[] args) 
+	{
+		// Reference to an instance method.
+		Calculator calc=new LambdaDemo4()::add;
+		System.out.println(calc.add(10,10)); // output : 20
+	}
+}
