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Leetcode-js
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38.报数.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 countAndSay = function (n) {
            function times(str) {
                newStr = "";
                let n = 1;
                for (let j = 0; j < str.length; j++) {
                    if (str.charAt(j) == str.charAt(j + 1)) {
                        n++;
                    } else {
                        newStr += n;
                        newStr += str.charAt(j);
                        n=1;
                    }
                }
                return newStr;
            }
            let s = "1";
            if (n == 1) {
                return s;
            }
            for(let g=1;g<n;g++){
               s = times(s);
            }
            return s;
        };
        alert(countAndSay(6));
    </script>
</body>

</html>