爱玺玺

<input class="weui-input" placeholder="扫码录入单号" value="{{qrcode}}" bindconfirm="doConfirm"/> 

  //按回车键执行保存功能

  doConfirm: function (e) {

    console.log(e);

    console.log(e.detail.keyCode);

    this.saveData();  

  }