Merge pull request thejsway#54 from me-shaon/issue-fix-41

Issue fix thejsway#41

manuscript/chapter07.md

@@ -191,7 +191,7 @@ console.log(movies[3]); // "Ghostbusters"
 
 You add a new item to an array with the `push()` method. The new element to be added is passed as a parameter to the method. It is inserted at the end of the array.
 
-To add an element at the beginning of an array, use the `unshift()` method of `push()`.
+To add an element at the beginning of an array, use the `unshift()` method instead of `push()`.
 
 ```js
 const movies = ["The Wolf of Wall Street", "Zootopia", "Babysitting"];