Code quality improvement

snippets/isAnagram.md

@@ -8,7 +8,7 @@ Use `String.toLowerCase()`, `String.replace()` with an appropriate regular expre
 const isAnagram = (str1, str2) => {
   const normalize = str => str.toLowerCase().replace(/[^a-z0-9]/gi, '').split('').sort().join('');
   return normalize(str1) === normalize(str2);
-}
+};
 ```
 
 ```js