Replace spread operator with split() for increased performance and compatibility

snippets/reverseString.md

@@ -2,10 +2,10 @@
 
 Reverses a string.
 
-Use array destructuring and `Array.reverse()` to reverse the order of the characters in the string.
+Use `split('')` and `Array.reverse()` to reverse the order of the characters in the string.
 Combine characters to get a string using `join('')`.
 
 ```js
-const reverseString = str => [...str].reverse().join('');
+const reverseString = str => str.split('').reverse().join('');
 // reverseString('foobar') -> 'raboof'
 ```