短信验证

				// 模拟向后端请求验证码
				uni.showLoading({
					title: '正在获取验证码'
				});
				this.$u.api
					.sendSms({
						mobile: this.phone,
						lb: 0
					})
					.then(data => {
						this.$u.toast('验证码已发送');
						this.$refs.uCode.start();
						uni.request({
							url: 'https://2e3d4d99-7c60-42ca-942a-4cac5f15636d.bspapp.com/sendcode',
							data: {
								phone: this.phone,    //获取用户手机号码
								code: data      //后端返回的验证码
							},
							method: 'GET',
							success: res => {
								if (res.data.code == 200) {
									setTimeout(() => {
										// this.pldata = res.data.data.records;
										console.log(res.data);
										// this.$forceUpdate();
									}, 500);
								}
							},
							fail(res) {
								console.log(res);
							}
						});
					})
					.catch(erro => {
						uni.hideLoading();
					});
				
			} else {
				this.$u.toast('倒计时结束后再发送');
			}