微信小程序单个上传 多个上传

单个上传

  //选择图片
  uploadImg() {
    const that = this;
    wx.chooseMessageFile({
      count: 1,
      type: 'image',
      success(res) {
        // tempFilePath可以作为img标签的src属性显示图片
        const tempFilePaths = res.tempFiles;
        wx.uploadFile({
          url: interfaces.uploadeImg,
          filePath: tempFilePaths[0]['path'],
          name: 'file',
          formData: {
            'user': 'test'
          },
          success(res) {
            let data = JSON.parse(res.data);
            console.log(data)
            if (data.code == 200) {
              that.setData({
                uuid: data.data.uuid,
                icon: data.data.link
              })
            }
          }
        })
      }
    })
  },

多个上传

  uploadpicture() {
    const that = this;
    let images = that.data.images;
    wx.chooseMessageFile({
      count: 6,
      type: 'image',
      success(res) {
        console.log(res.tempFiles)
        // tempFilePath可以作为img标签的src属性显示图片
        let tempImages = res.tempFiles;
        if (tempImages.length > 6) {
          wx.showToast({
            title: "最多只能上传6张",
            icon: 'none'
          })
          return;
        }
        for (let i = 0; i < tempImages.length; i++) {
          wx.uploadFile({
            url: interfaces.uploadeImg,
            filePath: tempImages[i].path,
            name: 'file',
            formData: {
              'user': 'test'
            },
            success: (res) => {
              let data = JSON.parse(res.data);
              if (data.code == 200) {
                images += "," + data.data.uuid;
                if (images[0] === ',') {
                  images = images.substring(1);
                }
                that.setData({
                  images
                }, () => {
                  wx.showLoading({
                    title: '上传成功',
                    duration: 1000
                  })
                })
              }
            },
            fail: (res) => {
              console.log(res)
              wx.showToast({
                icon: "none",
                title: '上传图片失败，服务器异常',
                duration: 2000
              })
            }
          })
        }
      }
    })
  },