Simplify objectFromPairs

snippets/objectFromPairs.md

@@ -5,7 +5,7 @@ Creates an object from the given key-value pairs.
 Use `Array.reduce()` to create and combine key-value pairs.
 
 ```js
-const objectFromPairs = arr => arr.reduce((a, v) => ((a[v[0]] = v[1]), a), {});
+const objectFromPairs = arr => arr.reduce((a, [key, val]) => ((a[key] = val), a), {});
 ```
 
 ```js