edu-mini/pages/communityForm/components/publish-iv/publish-iv.wxml

<view class="image-contain">
    <van-uploader file-list="{{ fileList }}" bind:after-read="afterRead" preview-size="205rpx" accept="{{accept}}"
                  deletable="{{ true }}" max-count="{{maxCount}}"
                  bind:delete="deleteImg" upload-text="{{isPC?'客户端无法打开相册':''}}">
        <view class="image-pick" wx:if="{{!isPC}}">
            <van-image src="/images/needs_add.png" width="70rpx" height="70rpx"/>
            <view class="image-tip">上传照片</view>
            <view class="image-tip">或视频</view>
        </view>
    </van-uploader>
</view>