<!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>
<style>
.box {
width: 100px;
height: 100px;
background-color: antiquewhite;
}
.list img {
width: 150px;
height: 100px;
}
.bigPic img {
width: 450px;
height: 300px;
}
</style>
</head>
<body>
<div class="box"></div>
<div class="list">
<img src="../image//1.jpg" alt="">
<img src="../image//2.jpg" alt="">
<img src="../image//3.jpg" alt="">
</div>
<div class="bigPic"></div>
<script>
// 案例一:获取X、Y轴
var box = document.querySelector('.box');
box.onclick = function (event) {
// X轴
console.log(event.clientX);
// Y轴
console.log(event.clientY);
}
// 案例二：放大图片查看
var list_img = document.querySelectorAll('.list img');
var bigPic = document.querySelector('.bigPic');
var list = document.querySelector('.list');
for (let i in list_img) {
// onmouseenter：鼠标进入
list_img[i].onmouseenter = function () {
bigPic.innerHTML = `<img src='${this.src}'>`;
}
// onmouseleave：鼠标离开
list_img[i].onmouseleave = function () {
bigPic.innerHTML = '';
}
}
// onmousemove：鼠标移动
list.onmousemove = function (e) {
let x = e.clientX;
let y = e.clientY;
bigPic.style.position = 'absolute';
bigPic.style.left = x + 10 + 'px';
bigPic.style.top = y + 10 + 'px';
}
</script>
</body>
</html>
