choice: function () { 
  var that = this 
  wx.chooseImage({ 
   count: 1, // 默认9 
   sizeType: ['original', 'compressed'], // 可以指定是原图还是压缩图，默认二者都有 
   sourceType: ['album', 'camera'], // 可以指定来源是相册还是相机，默认二者都有 
   success: function (res) { 
    // 返回选定照片的本地文件路径列表，tempFilePath可以作为img标签的src属性显示图片 
    var tempFilePaths = res.tempFilePaths 
    that.setData({ 
     textHidden: true, 
     image_photo: tempFilePaths, 
     photoHidden: false 
    }) 
   } 
  }) 
 }, 
 uploadPhoto: function () { 
  var that = this 
  let param = util.json2Form({ 
   tel: '18600346580', 
   orderSn: that.data.orderSn, 
   parkingPhoto: that.data.image_photo, 
  }); 
  wx.uploadFile({ 
   url: 'https://testapi.****.com/v4.0.0/uploadParkingPhoto', //仅为示例 
   filePath: that.data.image_photo[0], 
   name: 'parkingPhoto', 
   formData: { 
    'tel': '***********', 
    'orderSn': that.data.orderSn, 
   }, 
   success: function (res) { 
    var obj = JSON.parse(res.data);; 
    console.log(obj.result) 
    console.log(obj.msg) 
    var resule = obj.result; 
    var msg = obj.msg; 
    if (resule == 'false') { 
     wx.showToast({ 
      title: msg, 
      icon: 'success', 
      duration: 2000 
     }) 
    } else { 
     wx.navigateBack({ 
      delta: 1, 
      success: function (res) { 
       wx.showToast({ 
        title: msg, 
        icon: 'success', 
        duration: 2000 
       }) 
      }, 
 
     }) 
    } 
   } 
  }) 
 
 }