refernce varaible code

SaketJNU · SaketJNU · commit 4739ecd50e75 · 2024-01-08T10:19:55.000+05:30
diff --git a/module2/ReferceVariable.java b/module2/ReferceVariable.java
@@ -0,0 +1,30 @@
+// Program to create a reference variable
+import java.util.Scanner;
+class Area
+{
+  double length;
+  double weadth;
+
+  public void inputValues()
+  {
+    Scanner reader = new Scanner(System.in);
+    System.out.print("\nEnter the length: ");
+    length = reader.nextDouble();
+    System.out.print("\nEnter the weadth: ");
+    weadth = reader.nextDouble();
+  }
+  public double showArea()
+  {
+    return length*weadth;
+  }
+}
+public class ReferceVariable
+{
+  public static void main(String args[])
+  {
+     Area obj1 = new Area();
+     Area obj2 = obj1;             // Refernce Variable
+     obj1.inputValues();
+     System.out.print("\nThe area is " + obj2.showArea());
+  }
+}
