<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<title>WriteFont</title>
</head>
<body>
<div id="divTyping"></div>
<script type="text/javascript">
var str = "<big>我现在根本不想上什么晚课,<br><br>只想早点为祖国庆生！";
var i = 0;
function typing() {
var divTyping = document.getElementById("divTyping");
if (i <= str.length) {
divTyping.innerHTML = str.slice(0, i++) + "_";
setTimeout("typing()", 300); //每2s调用一次typing()
} else {
divTyping.innerHTML = str; //结束打字，移除_光标
}
}
typing();
</script>
</body>
</html>