npm install react-native-datepicker --save

<Text style={styles.instructions}>time: {this.state.time}</Text>
    <DatePicker
     style={{width: 200}}
     date={this.state.datetime}
     mode="datetime"
     format="YYYY-MM-DD HH:mm"
     confirmBtnText="确定"
     cancelBtnText="取消"
     showIcon={false}
     onDateChange={(datetime) => {this.setState({datetime: datetime});}}
    />
    <Text style={styles.instructions}>datetime: {this.state.datetime}</Text>
    <DatePicker
     style={{width: 200}}
     date={this.state.datetime1}
     mode="datetime"
     format="YYYY-MM-DD HH:mm"
     confirmBtnText="确定"
     cancelBtnText="取消"
     customStyles={{
      dateIcon: {
       position: 'absolute',
       left: 0,
       top: 4,
       marginLeft: 0
      },
      dateInput: {
       marginLeft: 36
      }
     }}
     minuteInterval={10}
     onDateChange={(datetime) => {this.setState({datetime1: datetime});}}
    />
    <Text style={styles.instructions}>datetime: {this.state.datetime1}</Text>