第一步

<u-form-item label="结束时间" prop="endDate" label-width="200">
				<u-input type="select" v-model="form.endDate" placeholder="请选择" @click="end_time_show = true"></u-input>
				<u-picker mode="time" v-model="end_time_show" @confirm="confirm2" :params="params"></u-picker>
			</u-form-item>

第二步

confirm2(e) {
				console.log(e);
				let date = e.year + '-' + e.month + '-' + e.day + " " + e.hour + ':' + e.minute + ':' + e.second
				this.form.endDate = date
			},