xiaoshi-wx/node_modules/wux-weapp/example/pages/upload/index.wxml

<view class="page">
    <view class="page__hd">
        <view class="page__title">Upload</view>
        <view class="page__desc">上传</view>
    </view>
    <view class="page__bd page__bd_spacing">
        <view class="sub-title">Default</view>
        <wux-upload url="your_server_address/api/upload_file" bind:change="onChange" bind:success="onSuccess" bind:fail="onFail" bind:complete="onComplete">
            <button type="default">Click to Upload</button>
        </wux-upload>
        <view class="sub-title">Disabled</view>
        <wux-upload disabled url="your_server_address/api/upload_file" bind:change="onChange" bind:success="onSuccess" bind:fail="onFail" bind:complete="onComplete">
            <button disabled type="default">Click to Upload</button>
        </wux-upload>
        <view class="sub-title">Picture card & max = 4</view>
        <wux-upload listType="picture-card" defaultFileList="{{ fileList }}" max="4" url="your_server_address/api/upload_file" bind:change="onChange" bind:success="onSuccess" bind:fail="onFail" bind:complete="onComplete" bind:preview="onPreview">
            <text>Upload</text>
        </wux-upload>
        <view class="sub-title">ShowUploadList = false</view>
        <wux-upload listType="picture-card" showUploadList="{{ false }}" url="your_server_address/api/upload_file" bind:change="onChange" bind:success="onSuccess" bind:fail="onFail" bind:complete="onComplete" bind:preview="onPreview">
            <image src="{{ imageUrl }}" wx:if="{{ imageUrl }}" />
            <text wx:else>Upload</text>
        </wux-upload>
        <view class="sub-title">Progress = true</view>
        <progress percent="{{ progress }}" show-info />
        <wux-upload progress listType="picture-card" showUploadList="{{ false }}" url="your_server_address/api/upload_file" bind:change="onChange" bind:success="onSuccess" bind:fail="onFail" bind:complete="onComplete" bind:progress="onProgress" bind:preview="onPreview">
            <image src="{{ imageUrl }}" wx:if="{{ imageUrl }}" />
            <text wx:else>Upload</text>
        </wux-upload>
        <view class="sub-title">Remove</view>
        <wux-upload listType="picture-card" fileList="{{ fileList }}" controlled url="your_server_address/api/upload_file" bind:change="onChange" bind:success="onSuccess" bind:fail="onFail" bind:complete="onComplete" bind:preview="onPreview" bind:remove="onRemove">
            <text>Upload</text>
        </wux-upload>
    </view>
</view>