JavaScript实现加载中...效果

2021-07-05 09:56:04 浏览数 (1)

简述

开始

index.html

代码语言：javascript复制

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <span id="Animation"></span>

    <script>
        // 绑定加载的标签
        var jiaZai = '加载中';
        var Animation_span = document.getElementById('Animation');
        Animation_span.innerText = jiaZai;

        function jiaZaiIng () {
            // 启动延迟线程
            setTimeout(function(){
                var nowText = Animation_span.innerText;
                Animation_span.innerText = nowText   '.';
            }, 200);

            setTimeout(function(){
                var nowText = Animation_span.innerText;
                Animation_span.innerText = nowText   '.';
            }, 400);

            setTimeout(function(){
                var nowText = Animation_span.innerText;
                Animation_span.innerText = nowText   '.';
            }, 600);
        }

        setInterval(function(){
            if (Animation_span.innerText.substr(3) == '...') {
                Animation_span.innerText = '加载中'
            } else {
                jiaZaiIng();
            }
        }, 800);
    </script>
</body>
</html>

html html5 javascript

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