//手機號判斷
  judgementmobile: function (mobile) {
    var that = this;
    if (mobile.length == 0) {
      wx.showToast({
        title: '請輸入手機號！',
        icon: 'success',
        duration: 1500
      })
      return false;
    }
    if (mobile.length != 11) {
      wx.showToast({
        title: '手機號長度有誤！',
        icon: 'success',
        duration: 1500
      })
      return false;
    }
    var myreg = /^(((13[0-9]{1})|(15[0-9]{1})|(18[0-9]{1})|(17[0-9]{1}))+\d{8})$/;
    if (!myreg.test(mobile)) {
      wx.showToast({
        title: '手機號有誤！',
        icon: 'success',
        duration: 1500
      })
      return false;
    }
    return true;
  },