layui/examples/upload.html

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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1">
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<title>上传组件 - layui</title>
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<link rel="stylesheet" href="../src/css/layui.css">
<style>
body{padding: 50px 100px;}
.layui-upload-img{width: 92px; height: 92px; margin: 0 10px 10px 0;}
hr{margin: 30px 0;}
</style>
</head>
<body>
<div class="layui-upload">
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<button type="button" class="layui-btn" id="test1" name="123">上传图片</button>
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<div class="layui-upload-list">
<img class="layui-upload-img" src="" id="demo1">
<p id="demoText"></p>
</div>
</div>
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<div class="layui-progress layui-progress-big" lay-showPercent="yes" lay-filter="demo">
<div class="layui-progress-bar" lay-percent=""></div>
</div>
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<hr>
<div class="layui-upload">
<button type="button" class="layui-btn" id="test2">多图片上传</button>
<div class="layui-upload-list" id="demo2"></div>
</div>
<hr>
<div class="layui-upload">
<button type="button" class="layui-btn layui-btn-normal" id="testList">选择多文件</button>
<div class="layui-upload-list">
<table class="layui-table">
<thead>
<th>文件名</th>
<th>大小</th>
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<th>上传进度</th>
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<th>操作</th>
</thead>
<tbody id="demoList"></tbody>
</table>
</div>
<button type="button" class="layui-btn" id="testListAction">开始上传</button>
</div>
<hr>
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<div class="layui-btn-container">
<button type="button" class="layui-btn test333" lay-data="{size:10,url:'a'}" id="test3"><i class="layui-icon">&#xe67c;</i>上传文件</button>
<button type="button" class="layui-btn layui-btn-primary test333" lay-data="{size:20,url:'b'}" id="test33"><i class="layui-icon">&#xe67c;</i>换个样式</button>
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<button type="button" class="layui-btn" id="test4"><i class="layui-icon">&#xe67c;</i>上传视频</button>
<button type="button" class="layui-btn" id="test5"><i class="layui-icon">&#xe67c;</i>上传音频</button>
</div>
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<hr>
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<div class="layui-btn-container">
<button class="layui-btn testm" lay-data="{url: '/a/'}">参数设在元素上</button>
<button class="layui-btn testm" lay-data="{url: '/b/', accept: 'file',size:5}">参数设在元素上</button>
</div>
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<hr>
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<div class="layui-btn-container">
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<button type="button" class="layui-btn layui-btn-normal" id="test6">选择文件</button>
<button type="button" class="layui-btn" id="test7">开始上传</button>
</div>
<hr><br>
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<div class="layui-upload-drag" id="test8">
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<i class="layui-icon">&#xe67c;</i>
<p>点击上传,或将文件拖拽到此处</p>
</div>
<hr><br>
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绑定原始文件域:<input type="file" name="file" id="test9">
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<script src="../src/layui.js" src1="https://cdn.staticfile.org/layui/2.6.8/layui.js"></script>
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<script>
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layui.use(['upload', 'element'], function(){
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var $ = layui.$;
var upload = layui.upload;
var element = layui.element;
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var uploadInst = upload.render({
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elem: '#test1',
url: 'https://httpbin.org/post',
// size: 2000, //限制文件大小,单位 KB
// accept: 'file',
method: 'get',
fileAccept: 'image/*',
exts: 'jpg|png|gif|bmp|jpeg|pdf',
data: { // 额外参数
a: 1,
b: function(){
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return 2
}
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},
choose: function(obj){
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console.log('choose', obj);
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},
before: function(obj){
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//预读本地文件示例不支持ie8
obj.preview(function(index, file, result){
$('#demo1').attr('src', result); //图片链接base64
});
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return;
layer.msg('不允许上传')
return false;
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},
done: function(res, index){
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//如果上传失败
if(res.code > 0){
return layer.msg('上传失败');
}
//上传成功
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console.log(res, index);
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},
error: function(index, upload){
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this.item.html('重选上传');
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//演示失败状态,并实现重传
var demoText = $('#demoText');
demoText.html('<span style="color: #FF5722;">上传失败</span> <a class="layui-btn layui-btn-mini demo-reload">重试</a>');
demoText.find('.demo-reload').on('click', function(){
uploadInst.upload();
});
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element.progress('demo', '0%');
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},
progress: function(n, elem, res, index){
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console.log(n + '%', elem, res, index); //获取进度百分比
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element.progress('demo', n + '%'); //可配合 layui 进度条元素使用
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}
});
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// 重置上述 upload 实例
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uploadInst.reload({
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name:'avatar',
accept: 'images', // 只允许上传图片
acceptMime: 'image/*', // 只筛选图片
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//,size: 2
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});
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// 演示多图片上传
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upload.render({
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elem: '#test2',
url: 'https://httpbin.org/post',
multiple: true, // 多文件
unified: true, // 一起上传 --- 2.8.8+
accept: 'images',
number: 3, // 同时上传的数量
size: 1024,
before: function(obj){
// 预读本地文件示例不支持ie8
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obj.preview(function(index, file, result){
$('#demo2').append('<img src="'+ result +'" alt="'+ file.name +'" class="layui-upload-img">')
});
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// this.files = obj.pushFile();
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},
done: function(res, index){
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// 上传完毕
console.log(res, index)
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},
allDone: function(obj){
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console.log(obj)
}
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});
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// 演示多文件列表 --- 本示例仅演示未开启 unified 属性的情况
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var demoListView = $('#demoList');
var uploadListIns = upload.render({
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elem: '#testList',
url: 'https://httpbin.org/post',
accept: 'file',
multiple: true,
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number: 5,
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auto: false,
bindAction: '#testListAction',
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// size: 30,
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choose: function(obj){
var files = this.files = obj.pushFile(); // 将每次选择的文件追加到文件队列
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//读取本地文件
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obj.preview(function(index, file, result){
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var tr = $(['<tr id="upload-'+ index +'">'
,'<td>'+ file.name +'</td>'
,'<td>'+ (file.size/1014).toFixed(1) +'kb</td>'
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,'<td><div class="layui-progress" lay-filter="progress-'+ index +'"><div class="layui-progress-bar" lay-percent=""></div></div></td>'
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,'<td>'
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,'<button class="layui-btn layui-btn-xs demo-reload layui-hide">重传</button>'
,'<button class="layui-btn layui-btn-xs layui-btn-danger demo-delete">删除</button>'
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,'</td>'
,'</tr>'].join(''));
//单个重传
tr.find('.demo-reload').on('click', function(){
obj.upload(index, file);
});
//删除
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var that = this;
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tr.find('.demo-delete').on('click', function(){
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console.log(files, index);
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delete files[index]; //删除对应的文件
tr.remove();
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uploadListIns.config.elem.next()[0].value = ''; //清空 input file 值,以免删除后出现同名文件不可选
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});
demoListView.append(tr);
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element.render('progress');
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});
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},
done: function(res, index, upload){
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//if(res.code == 0){ //上传成功
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var tr = demoListView.find('tr#upload-'+ index)
,tds = tr.children();
tds.eq(3).html(''); //清空操作
delete this.files[index]; //删除文件队列已经上传成功的文件
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return;
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//}
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this.error(index, upload);
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},
allDone: function(obj){
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console.log(obj)
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},
error: function(index, upload){
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var tr = demoListView.find('tr#upload-'+ index)
,tds = tr.children();
tds.eq(3).find('.demo-reload').removeClass('layui-hide'); //显示重传
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},
progress: function(n, elem, e, index){
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console.log(n);
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console.log(index);
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element.progress('progress-'+ index, n + '%'); //进度条
}
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});
upload.render({
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elem: '.test333',
url: 'a',
accept: 'file',
before: function(obj){
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console.log(this.item);
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},
done: function(res){
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console.log(res)
}
});
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upload.render({
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elem: '.testm',
done: function(res, index, upload){
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//获取当前触发上传的元素,一般用于 elem 绑定 class 的情况,注意:此乃 layui 2.1.0 新增
var item = this.item;
}
})
/*
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upload.render({
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elem: '#test33',
url: '',
accept: 'file',
done: function(res){
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console.log(res)
}
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});*/
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upload.render({
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elem: '#test4',
url: '',
accept: 'video',
done: function(res){
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console.log(res)
}
});
upload.render({
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elem: '#test5',
url: '',
accept: 'audio',
done: function(res){
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console.log(res)
}
});
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//手动上传
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upload.render({
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elem: '#test6',
url: '',
auto: false,
// multiple: true,
bindAction: '#test7',
choose: function(obj){
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var that = this;
obj.preview(function(index, file){
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that.elem.after('<span class="layui-inline layui-upload-choose">'+ file.name +'</span>');
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console.log(file.name);
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//obj.resetFile(index, file, '123.jpg');
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});
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},
before: function(){
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console.log(345);
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},
done: function(res){
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console.log(res);
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}
});
upload.render({
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elem: '#test8',
url: 'https://httpbin.org/post',
done: function(res){
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console.log(res);
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}
});
upload.render({
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elem: '#test9',
url: '',
done: function(res){
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console.log(res);
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}
});
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});
</script>
</body>
</html>