feat: add tutorial of destructor

Author: MikhailMasny

index.html

@@ -27,5 +27,6 @@
     <!-- <script src="src/request.js"></script> -->
     <!-- <script src="src/fetch.js"></script> -->
     <!-- <script src="src/spread.js"></script> -->
+    <!-- <script src="src/destructor.js"></script> -->
 </body>
 </html>

src/destructor.js

@@ -0,0 +1,26 @@
+function someOperation(a, b) {
+    return [
+        a + b,
+        undefined,
+        a - b,
+        a / b,
+        a * b
+    ];
+}
+
+const [sum, , , sub = "Some error", ...other] = someOperation(10, 5);
+console.log(sum);
+console.log(sub);
+console.log(other);
+
+const someObject = {
+    prop1: "One",
+    prop2: 1,
+    prop3: {
+        prop31: 11,
+        prop32: 111
+    }
+}
+
+const { prop1: firstProp, prop4 = "Some error", prop3: { prop31: secondProp, prop32 } } = someObject;
+console.log(firstProp, prop4, secondProp, prop32);