Update formatting

snippets/size.md

@@ -11,7 +11,7 @@ Gets the size of an array, object or string.
 - Use `Array.prototype.length` property for arrays.
 - Use `length` or `size` value if available or number of keys for objects.
 - Use `size` of a [`Blob` object](https://developer.mozilla.org/en-US/docs/Web/API/Blob) created from `val` for strings.
-- Split strings into array of characters with `split('')` and return its length.
+- Split strings into array of characters with `String.prototype.split('')` and return its length.
 
 ```js