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Leetcode-js
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389.找不同.html

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
</head>
<body>
    <script>
        var findTheDifference = function(s, t) {
            let sArr = s.split("").sort();
            let tArr = t.split("").sort();
            // console.log(sArr,tArr);
            for(let i=0;i<t.length;i++){
                if(sArr[i]!==tArr[i]) return tArr[i];
            }
      };
      findTheDifference("aacd","abcde");
    </script>
</body>
</html>