微信小程序正则验证手机号

  formSubmit: function(e) {    var tel = e.detail.value.tel    var myreg = /^(((13[0-9]{1})|(15[0-9]{1})|(18[0-9]{1})|(17[0-9]{1}))+\d{8})$/;    if (!myreg.test(tel)) {      wx.showToast({        title: '请填写正确手机号',        icon: 'loading',        duration: 500      })    }    console.log(tel);    wx.request({      url:"https://api.XXXXX.com/test/db.php?",      data:{        name: 'xcx',        tel : tel,      },      success: function (res) {        console.log(res.data);        if(res.data.zt == 'yes'){          console.log('提交成功');          wx.showToast({            title: '提交成功',            icon: 'success',            duration: 2000          })        }else{          console.log('提交失败');        }      }    })  },