//前端页面Html代码
<body>
<div class="box">
<div class="top">
<ul>
<li><img src="img/1.jpg" ></li>
<li><img src="img/2.jpg" ></li>
<li><img src="img/3.jpg" ></li>
<li><img src="img/4.jpg" ></li>
</ul>
</div>
<div class="middle">
<span>用户名：</span><input type="text" id="inp1" placeholder="请输入用户名">
<br>
<span>发表内容</span>
<br>
<textarea name="" id="content" cols="50" rows="13" maxlength="150" style="margin-left: 20px;"></textarea>
<br/>
<button class="custom-btn btn-2" id="add">添加</button>
</div>
<div class="footer">
</div>
</div>
</body>
//css代码
@charset "UTF-8";
*{
margin:0;
padding:0;
}
img{
width: 80px;
height: 82px;
}
.box{
width:800px;
border: 1px solid blue;
margin:50px auto;
}
.box li{
float:left;
list-style:none;
margin:20px;
}
span{
text-align: center;
display: inline-block;
width: 80px;
height: 50px;
}
.top{
width: 800px;
height: 130px;
}
.middle input{
width: 200px;
height: 30px;
border: 1px blue solid;
border-radius: 5px;
}
.footer{
width: 800px;
}
.footer li{
line-height: 80px;
width: 150px;
height: 82px;
}
.custom-btn {
width: 90px;
height: 40px;
color: #fff;
border-radius: 50px;
padding: 10px 25px;
font-family: ‘Lato‘, sans-serif;
font-weight: 500;
font-size: 16px;
background: transparent;
cursor: pointer;
transition: all 0.3s ease;
position: relative;
display: inline-block;
box-shadow: inset 2px 2px 2px 0px rgba(255,255,255,.5),
inset -7px -7px 10px 0px rgba(0,0,0,.1),
7px 7px 20px 0px rgba(0,0,0,.1),
4px 4px 5px 0px rgba(0,0,0,.1);
text-shadow: 2px 2px 3px rgba(255,255,255,.5),
-4px -4px 6px rgba(116, 125, 136, .2);
outline: none;
margin: 20px;
}
.btn-2 {
background-color: #e8d1ff;
color: rgba(96,9,240, .5);
border: none;
}
.btn-2:before {
height: 0%;
width: 2px;
}
.btn-2:hover {
box-shadow: 4px 4px 6px 0 rgba(255,255,255,.5),
-4px -4px 6px 0 rgba(116, 125, 136, .5),
inset -4px -4px 6px 0 rgba(255,255,255,.2),
inset 4px 4px 6px 0 rgba(0, 0, 0, .2);
}
//js代码
<script>
//选取照片
var imgSrc;
var arr =[];
$(".top>ul>li").click(function () {
$(this).css(‘border‘,‘1px solid black‘).siblings().css(‘border‘, ‘none‘);
imgSrc=$(this).children()[0].src;
console.log(imgSrc)
}
)
//添加
$(‘#add‘).click(function () {
if ($("#inp1").val() === ‘‘|| $(‘#content‘).val() === ‘‘){
alert(‘用户或者内容不能为空‘);
return;
}
let obj ={
id : new Date().getTime(),
user:$("#inp1").val(),
cont:$(‘#content‘).val(),
img:imgSrc,
shelfTime: new Date().toLocaleTimeString()
}
arr.push(obj);
showFun();
})
function showFun() {
$(‘.footer‘)[0].innerHTML=‘‘;
let str =‘‘;
$.each(arr,function (i,item) {
str+=`
<ul>
<li><img src="${item.img}" ></li>
<li>${item.user}:${item.cont}</li>
<li>${item.shelfTime}</li>
<li><button>删除</button></li>
</ul>
`
})
$(‘.footer‘)[0].innerHTML=str;
}
</script>
//这是国庆来了做的一个小项目，发表于此。后续还会改进。
原文：https://www.cnblogs.com/muouran/p/13769284.html