![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
Correction status：qualified
Teacher's comments：
Collection
Collection
<!DOCTYPE html>
<html lang="zh-Hans">
<head>
<meta charset="UTF-8">
<title>在线相册管理</title>
<script src="../jquery.js"></script>
<style>
.warp {
width: 360px;
height: auto;
background-color: #efefef;
border: 3px double grey;
color: #363636;
border-radius: 2%;
}
.warp .header {
padding: 15px;
}
.warp .header h2 {
text-align: center;
}
.add {
width: 100px;
height: 30px;
border: none;
cursor: pointer;
background-color: skyblue;
color: white;
}
.add:hover {
background-color: orange;
font-size: 1.1rem;
}
.main {
overflow: hidden;
}
.main ul {
padding: 0;
margin: 0;
}
.main ul li {
list-style-type: none;
float: left;
margin-left: 20px;
margin-bottom: 10px;
width: 150px;
height: 200px;
text-align: center;
}
.main ul li button {
margin: 3px;
border: none;
border-radius: 5%;
background-color: lightgreen;
}
.main ul li button:hover {
background-color: orange;
color: white;
cursor: pointer;
}
</style>
</head>
<body>
<div class="warp">
<div class="header">
<h2>海贼王赏金排行榜</h2>
<p>
<lable for="img_url">输入图片地址</lable>
<input type="file" name="img_url" id="img_url" placeholder="图片地址">
</p>
<p>
图片类型:
<input type="radio" id="rect" name="border" value="0"><label for="rect">直角</label>
<input type="radio" id="radius" name="border" value="10%"><label for="radius">圆角</label>
<input type="radio" id="circle" name="border" value="50%"><label for="circle">圆形</label>
</p>
<p>是否添加阴影:
<select name="shadow">
<option value="0">不添加</option>
<option value="1">添加</option>
</select>
</p>
<p><button class="add">添加图片</button></p>
</div>
<div class="main">
<ul></ul>
</div>
</div>
</body>
<script>
$(function(){
$('button.add').on('click',function () {
let img_url = $('#img_url').val();
if(img_url.length ===0){
alert('请选择一张图片');
$('#img_url').focus();
return false;
}
let img_type = $(':radio:checked').val();
let shadow = 'none';
if($(':selected').val() === '1'){
shadow = '3px 3px 3px #666';
}
img_url = 'http://www.3th.com/js/0918/images/'+img_url.split('\\')[2];
//创建图片
let img = $('<img>')
.attr('src',img_url)
.width('150px')
.height('150px')
.css({
'border-radius':img_type,
'box-shadow':shadow
});
//添加按钮
let before = $('<button></button>').text('前移');
let after = $('<button></button>').text('后移');
let remove = $('<button></button>').text('删除');
//创建一个li元素来存放内容
let contaier = $('<li>');
contaier.append(img,before,after,remove);
contaier.appendTo('ul');
//添加按钮的功能
before.click(function(){
let current = $(this).parent();
let prev = current.prev();
prev.before(current);
});
after.click(function(){
let current = $(this).parent();
let next = current.next();
next.after(current);
});
remove.click(function(){
if(confirm('确定删除吗?')){
$(this).parent().remove();
}return false;
});
});
});
</script>
</html>点击 "运行实例" 按钮查看在线实例
