wx.chooseMessageFile，手机型号：mate20，微信版本8.0.3 wxml <view class="doc-select-item" catch:tap="uploadDoc">从微信聊天中选择文档</view> js uploadDoc() { wx.chooseMessageFile({ count: 1, type: "file", extension: ["doc", "ppt", "xls", "xlsx", "docx", "pdf", "pptx"], success: (res) => { wx.showLoading({ mask: true, title: "正在上传..." }); let filePath = res.tempFiles[0].path; let userFileName = res.tempFiles[0].name; let fileName = "/miniapp/doc/" + uuidTime() + "/" + uuid() + filePath.substring(filePath.indexOf(".")); upload(fileName, filePath, (data) => { if (data.statusCode == 200) { that.setData({ type: 4, uploadType: 4, docUrl: "https://" + data.Location, docName: userFileName, ossKeyName: data.ETag.substring(1, data.ETag.lastIndexOf('"')), savePath: "https://" + data.Location, }); that.closeDocSelect(); } wx.hideLoading(); }); }, }); }, [图片]