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docs/upload/examples/image.md

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<button type="button" class="layui-btn" id="ID-upload-demo-btn"> <i class="layui-icon layui-icon-upload"></i> 单图片上传 </button> <div style="width: 132px;"> <div class="layui-upload-list">
<div id="ID-upload-demo-text"></div>
</div> <div class="layui-progress layui-progress-big" lay-showPercent="yes" lay-filter="filter-demo"> <div class="layui-progress-bar" lay-percent=""></div> </div> </div> <hr style="margin: 21px 0;"> <div class="layui-upload"> <button type="button" class="layui-btn" id="ID-upload-demo-btn-2"> <i class="layui-icon layui-icon-upload"></i> 多图片上传 </button> <blockquote class="layui-elem-quote layui-quote-nm" style="margin-top: 11px;"> 预览图: <div class="layui-upload-list" id="upload-demo-preview"></div> </blockquote> </div> <!-- import layui --> <script> layui.use(function(){ var upload = layui.upload; var layer = layui.layer; var element = layui.element; var $ = layui.$; // 单图片上传 var uploadInst = upload.render({ elem: '#ID-upload-demo-btn', url: '', // 实际使用时改成您自己的上传接口即可。 before: function(obj){ // 预读本地文件示例,不支持ie8 obj.preview(function(index, file, result){ $('#ID-upload-demo-img').attr('src', result); // 图片链接(base64) }); element.progress('filter-demo', '0%'); // 进度条复位 layer.msg('上传中', {icon: 16, time: 0}); }, done: function(res){ // 若上传失败 if(res.code > 0){ return layer.msg('上传失败'); } // 上传成功的一些操作 // … $('#ID-upload-demo-text').html(''); // 置空上传失败的状态 }, error: function(){ // 演示失败状态,并实现重传 var demoText = $('#ID-upload-demo-text'); demoText.html('<span style="color: #FF5722;">上传失败</span> <a class="layui-btn layui-btn-xs demo-reload">重试</a>'); demoText.find('.demo-reload').on('click', function(){ uploadInst.upload(); }); }, // 进度条 progress: function(n, elem, e){ element.progress('filter-demo', n + '%'); // 可配合 layui 进度条元素使用 if(n == 100){ layer.msg('上传完毕', {icon: 1}); } } }); // 多图片上传 upload.render({ elem: '#ID-upload-demo-btn-2', url: '', // 实际使用时改成您自己的上传接口即可。 multiple: true, before: function(obj){ // 预读本地文件示例,不支持ie8 obj.preview(function(index, file, result){ $('#upload-demo-preview').append('') }); }, done: function(res){ // 上传完毕 // … } }); });