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snippets/anagrams-of-string-(with-duplicates).md

@@ -8,8 +8,8 @@ Base cases are for string `length` equal to `2` or `1`.
 ```js
 const anagrams = str => {
   if(str.length <= 2)  return str.length === 2 ? [str, str[1] + str[0]] : [str];
-  return str.split('').reduce( (acc, letter, index) => {
-    anagrams(str.slice(0, index) + str.slice(index + 1)).map( value => acc.push(letter + value) );
+  return str.split('').reduce( (acc, letter, i) => {
+    anagrams(str.slice(0, i) + str.slice(i + 1)).map( val => acc.push(letter + val) );
     return acc;
   }, []);
 }