10 examples of 'react new date' in JavaScript

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var setDate = function setDate(start, end) {
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  var result = {
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    left: start,
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    right: end
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  }; // 当开始日期和结束日期在同一个月，根据不同的业务场景设置左右日历
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  if ((0, _date.equalYearAndMonth)(start, end)) {
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    if (props.scene === 'past') {
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      result = {
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        left: (0, _date.prevMonth)(end),
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        right: end
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      };
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    } else {
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      result = {
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        left: start,
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        right: (0, _date.nextMonth)(start)
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      };
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    }
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  }
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  return result;
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};

159
static getDerivedStateFromProps(nextProps, prevState) {
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  const { selectedDate, value } = nextProps;
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  let nextDateValue = selectedDate;
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  // Use the value for a controlled component if one is provided.
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  if (value !== undefined && value !== null) {
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    nextDateValue = value;
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  }
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  if (nextDateValue !== prevState.prevPropsSelectedDate) {
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    const nextSelectedDate = DateUtil.createSafeDate(nextDateValue);
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    if (nextSelectedDate) {
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      return {
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        selectedDate: nextSelectedDate,
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        prevPropsSelectedDate: nextDateValue,
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      };
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    }
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    return {
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      prevPropsSelectedDate: nextDateValue,
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    };
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  }
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  return null;
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}

182
getDateInstance( v ) {
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	return this.props.moment( v ).toDate();
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}

135
set date(date) {
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    this._date = date;
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    /* only notify change when an actual date was set, when resetting time
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     * time and date (to use "Leave Now" routing) time would be set to null
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     * triggering an update */
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    if (date)
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        this.notify('points');
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}

162
_cloneDate ( date ) {
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  return new Date ( date.getTime () );
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}

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handleChange(date) {
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  if (!date) {
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    if (this.props.onChange) {
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      this.props.onChange(null, null, '');
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    }
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    return;
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  }
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  if (this.props.onChange) {
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    this.props.onChange(
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      date.toDate().toISOString(), // ISO 8601
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      date.format(this.props.dateFormat), // 使用moment.js按照用户指定的格式进行格式化
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      date
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    );
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  }
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}

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value: function componentWillReceiveProps(nextProps) {
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  if (nextProps.initialDate !== this.props.initialDate) {
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    var date = nextProps.initialDate || new Date();
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    this.setState({
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      displayDate: this.props.utils.getFirstDayOfMonth(date),
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      selectedDate: date
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    });
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  }
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}

285
getDate() {
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  return new Date(this.date.getTime());
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}

4
componentDidMount(){
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  this.getDate()
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}

32
function newDate(y, m, d) {
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  return {y: y, m: m, d: d, H: 0, M: 0, S: 0, L: 0};
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}