裝置-掃碼

調起客戶端掃碼介面，掃碼成功後返回對應的結果

wx.scanCode(OBJECT)

<view class="container">
  <button bindtap='getScancode'>調起客戶端掃碼介面，掃碼成功後返回對應的結果</button>
  <view wx:if="{{result !=''}}">
    <view>所掃碼的內容:{{result}}</view>
    <view>所掃碼的型別:{{scanType}}</view>
 

    <view>所掃碼的字符集:{{charSet}}</view>
    <view>當所掃的碼為當前小程式的合法二維碼時，會返回此欄位，內容為二維碼攜帶的 path:{{path}}</view>
  </view>
</view>

//index.js
//獲取應用例項
const app = getApp()

Page({
  data: {
    result: '',
    charSet: '',
    scanType:'',
    path:''
  },
  onLoad: function ()
 
 {

  },
  getScancode:function(){
    var _this=this;
    // 允許從相機和相簿掃碼
    wx.scanCode({
      success: (res) => {
        var result = res.result;
        var scanType = res.scanType;
        var charSet = res.charSet;
        var path = res.path;
        _this.setData({
          result: result,
          scanType: scanType,
          charSet: charSet,
          path: path
        })
      }
    })
    // 只允許從相機掃碼
 

    // wx.scanCode({
    //   onlyFromCamera: true,
    //   success: (res) => {
    //     console.log(res)
    //   }
    // })
  }
})