网页上传文件 -> 云托管《对象存储》 https://developers.weixin.qq.com/miniprogram/dev/wxcloudrun/src/development/storage/h5/upload.html 3. 完整示例, 官网的例子都报错Error: errCode: -501023 permission denied | errMsg: Unauthenticated access is denied 存储权限:{ "read": true, "write": true} 安全域名:localhost:63343