diff --git a/5.9Destructuring/t.js b/5.9Destructuring/t.js
index 7ffa0bd..9302ff7 100644
--- a/5.9Destructuring/t.js
+++ b/5.9Destructuring/t.js
@@ -1,5 +1,11 @@
-let arr = ["John", "Smith"]
+console.log("===================4.9 Destructuring value=====================")
 
+console.log("an Example")
+let arr = ["John", "Smith"]
 let [firstName, surname] = arr;
 console.log(firstName);
-console.log(surname);
\ No newline at end of file
+console.log(surname);
+
+console.log("can be used in any iterable variables, like set, string")
+let [a,b,c] = "abc";
+let [one, two, three] = new Set([1, 2, 3]);
\ No newline at end of file