dom day2 fix

added textContent to the example for visible output

22_Day/22_day_dom_day_2.md

@@ -115,6 +115,7 @@ To see a created element on the HTML document we should append it to the parent
             title = document.createElement('h1')
             title.className = 'title'
             title.style.fontSize = '24px'
+            title.textContent = i
             document.body.appendChild(title)
         }
     </script>
@@ -227,4 +228,4 @@ Check the requirement of this project from both images(jpg and gif). All the dat
 
 🎉 CONGRATULATIONS ! 🎉
 
-  [<< Day 21](https://github.com/Asabeneh/30DaysOfJavaScript/blob/master/21_Day/21_day_dom.md) | [Day 23 >>](https://github.com/Asabeneh/30DaysOfJavaScript/blob/master/23_Day/23_day_dom_day_3.md)
+  [<< Day 21](https://github.com/Asabeneh/30DaysOfJavaScript/blob/master/21_Day/21_day_dom.md) | [Day 23 >>](https://github.com/Asabeneh/30DaysOfJavaScript/blob/master/23_Day/23_day_dom_day_3.md)