javascript定时函数 单次定时做滚动条 

<!doctype html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>JavaScript</title>
    
    <style>
        #outBox{
            width:600px;
            height:30px;
            border:1px solid #333;
        }
        #inBox{
            background-color:#abcdef;
            height:30px;
            width:0%;
        }
    </style>
    
</head>
<body>
    <h1>定时函数 单次定时做滚动条</h1>
    <hr>
    <div id="outBox">
        <div id="inBox"></div>
    </div>
    <script>
    //setInterval   clearInterval
    //setTimeout  clearTimeout
        setTimeout(function(){
            //alert('ok');
        }, 2000);
        
        
        //获取div
        var inBox = document.getElementById('inBox');
        
        var m = 0;
        
        function run(){
            inBox.style.width = m+'%';
            m ++;
            
            if (m > 100) {
                return;
            }
            
            setTimeout(run, 100);
        }
        
        run();
        
    </script>
</body>
</html>

 

posted on 2015-12-20 14:40  岩_生  阅读(366)  评论(0)    收藏  举报

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