21-4indexOf

时间：2019-09-07 13:31:40 阅读：73 评论：0 收藏：0 [点我收藏+]

标签：lis bsp font utf-8 title one oct family index

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        body {
            font-family: "Microsoft YaHei", serif;
        }

        body, dl, dd, p, h1, h2, h3, h4, h5, h6 {
            margin: 0;
        }

        ol, ul, li {
            margin: 0;
            padding: 0;
            list-style: none;
        }

        img {
            border: none
        }
    </style>
</head>
<body>

<script>
    let a = "gfveqhvq";

    console.log(a.indexOf("h"));

    // 找不到返回-1
</script>
</body>
</html>

21-4indexOf

标签：lis bsp font utf-8 title one oct family index

原文地址：https://www.cnblogs.com/zhangyu666/p/11480098.html

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