QA/21_数组最小最大值.html

<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <title>Document</title>
</head>

<body>
    <script type="text/javascript">
    var arr = [80, 70, 86, 58, 90, 35, 89, 67, 50, 99];

    // 循环
    var min = arr[0];
    for (var i = 1, len = arr.length; i < len; i++) {
        if (arr[i] < min) {
            min = arr[i];
        }
    }
    console.log('循环', min);

    // 借用Math.min
    var min = Math.min.apply(null, arr);
    console.log('借用Math.min', min)

    // 扩展运算符
    var min = Math.min(...arr);
    console.log('扩展运算符', min);

    // 借用排序
    var min = arr.slice(0).sort(function(a, b) {
        return a - b;
    })[0];
    console.log('借用排序', min)
    </script>
</body>

</html>