jes-utils/lib/Date.js

js通用函数工具封装

(function (global, factory) {
  typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) :
  typeof define === 'function' && define.amd ? define(['exports'], factory) :
  (global = global || self, factory(global.Date = {}));
}(this, (function (exports) { 'use strict';

  /** date */

  /**
  * @param  {string} val 需要验证的日期
  * @return {boolean} 返回布尔值
  */
  function isYesterday(val) {
    var now = new Date();
    var yesterday = new Date(now - 1000 * 60 * 60 * 24);
    var test = new Date(val);

    if (yesterday.getYear() === test.getYear() && yesterday.getMonth() === test.getMonth() && yesterday.getDate() === test.getDate()) {
      return true;
    } else {
      return false;
    }
  }
  /**
   * @param {String} - time - 日期字符串，如'2018-8-8','2018,8,8','2018/8/8'
   * @returns {Number} - 返回值为时间毫秒值
   */

  function timeToTimestamp(time) {
    var date = new Date(time);
    var timestamp = date.getTime();
    return timestamp;
  }
  /**
   * 获取当前月天数
   * @param {String} year 年份
   * @param {String} month 月份
   */

  var getMonthNum = function getMonthNum(year, month) {
    var d = new Date(year, month, 0);
    return d.getDate();
  };
  /**
   * 
   * 时间戳转化为年月日
   * @param {date} - times - 时间戳
   * @param {string} - ymd - 格式类型(yyyy-mm-dd,yyyy/mm/dd)
   * @param {string} - hms - 可选,格式类型(hh,hh:mm,hh:mm:ss)
   * @returns {date} - data - 年月日
   * 
   */

  var timesToYyMmDd = function timesToYyMmDd(times, ymd, hms) {
    var oDate = new Date(times);
    var oYear = oDate.getFullYear();
    var oMonth = oDate.getMonth() + 1;
    var oDay = oDate.getDate();
    var oHour = oDate.getHours();
    var oMin = oDate.getMinutes();
    var oSec = oDate.getSeconds();
    var oTime; // 最后拼接时间
    // 年月日格式

    switch (ymd) {
      case 'yyyy-mm-dd':
        oTime = oYear + '-' + oMonth + '-' + oDay;
        break;

      case 'yyyy/mm/dd':
        oTime = oYear + '/' + oMonth + '/' + oDay;
        break;
    } // 时分秒格式


    switch (hms) {
      case 'hh':
        oTime = ' ' + oTime + oHour;
        break;

      case 'hh:mm':
        oTime = oTime + oHour + ':' + oMin;
        break;

      case 'hh:mm:ss':
        oTime = oTime + oHour + ':' + oMin + ':' + oSec;
        break;
    }

    return oTime;
  };

  exports.getMonthNum = getMonthNum;
  exports.isYesterday = isYesterday;
  exports.timeToTimestamp = timeToTimestamp;
  exports.timesToYyMmDd = timesToYyMmDd;

  Object.defineProperty(exports, '__esModule', { value: true });

})));