JS写跑马灯标题

来源：互联网发布：广西南宁智尚网络骗局编辑：程序博客网时间：2024/05/01 17:58

<head>

<title>我们都是一家人</title>

var timerId;

function scrollTitleL() {

var title = window.document.title;

var first = title.charAt(0);

var last = title.substring(1, title.length);

window.document.title = last + first;

}

function scrollTitleR() {

var title = window.document.title;

var first = title.substring(0, title.length - 1);

var last = title.charAt(title.length - 1);

window.document.title = last + first;

}

// function scrollTitle() {

// var str = document.title;

// str = str.charAt(str.length - 1) + str.substring(0, str.length - 1);

// document.title = str;

//// }

// setInterval("scrollTitleR()", 500);

</script>

</head>

<body>

<input type="button" name="左滚" value="向左滚动 " onclick="setInterval('scrollTitleL()',1000)" /> //注意：外面是双引号，那么里面就是单引号，否则没实现！

</body>