1、说明框
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
<style type="text/css">
#div1{
position: relative;
width: 200px;
height: 200px;
background-color: #ccc;
}
#div2{
position: absolute;
display: none;
left:210px;
top: 10px;
width: 100px;
height: 100px;
background-color: #666;
}
</style>
</head>
<body>
<div id="div1"></div>
<div id="div2"></div>
<script type="text/javascript">
var div1 = document.getElementById("div1");
var div2 = document.getElementById("div2");
var timer;
div1.onmouseover = function(){
div2.style.display = "block";
console.log("div1over");
clearTimeout(timer);
}
div1.onmouseout = function(){
console.log("div1out");
timer = setTimeout(function(){div2.style.display = "";},300);
}
div2.onmouseover = function(){
div2.style.display = "block";
console.log("div2over");
clearTimeout(timer);
}
div2.onmouseout = function(){
console.log("div2out");
timer = setTimeout(function(){div2.style.display = "";},300);
}
</script>
</body>
</html>
2.div块移动
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
<style type="text/css">
#div1{
position: absolute;
width: 200px;
height: 200px;
background-color: #ccc;
left: 0;
}
</style>
</head>
<body>
<button id="btn1">移动</button>
<button id="btn2">停止</button>
<button id="btn3">归零</button>
<div id="div1">
</div>
<script type="text/javascript">
var btn1 = document.getElementById("btn1");
var btn2 = document.getElementById("btn2");
var btn3 = document.getElementById("btn3");
var div1 = document.getElementById("div1");
btn1.onclick = function(){
timer = setInterval(function(){div1.style.left = div1.offsetLeft + 5 + "px";},10);
}
btn2.onclick = function(){
clearInterval(timer);
}
btn3.onclick = function(){
div1.style.left = 0 ;
}
</script>
</body>
</html>
时间： 2024-10-22 13:38:21