feat: add return statement

Author: ExploitEngineer

part5 (Functions)/AdvanceFunctions/08_return.keyword.js

@@ -0,0 +1,18 @@
+/*
+INFO: What is the return statement ? 
+The return statement is used to output a value from a function and terminate its execution.
+*/
+
+// Syntax 
+function add(a, b) {
+  return a + b;
+}
+let ans = add(2, 2);
+console.log(ans);
+
+// Example 
+function greet() {
+  return "Hello!";
+}
+let message = greet();
+console.log(message);