Moment Diff

const data = [
  '2020/03/03 下午 12:55:10',
  '2020/03/03 下午 03:43:56',
  '2020/03/04 下午 12:56:14',
  '2020/03/04 下午 03:42:10',
  '2020/03/05 下午 12:54:55',
  '2020/03/05 下午 03:40:22',
  '2020/03/06 下午 12:56:30',
  '2020/03/06 下午 03:41:13',
  '2020/03/10 下午 12:53:36',
  '2020/03/10 下午 03:43:36',
  '2020/03/11 下午 12:56:47',
  '2020/03/11 下午 03:40:24',
  '2020/03/12 下午 12:56:42',
  '2020/03/12 下午 03:41:21',
  '2020/03/17 下午 12:52:06',
  '2020/03/17 下午 03:40:47',
  '2020/03/18 下午 12:57:54',
  '2020/03/18 下午 03:41:20',
  '2020/03/19 下午 12:52:06',
  '2020/03/19 下午 03:46:39',
  '2020/03/24 下午 12:51:41',
  '2020/03/24 下午 03:42:21',
  '2020/03/26 下午 12:49:51',
  '2020/03/26 下午 03:47:42',
  '2020/03/27 下午 12:53:14',
  '2020/03/27 下午 03:45:55',
]

/* Implementation */
const moment = require('moment')

moment.suppressDeprecationWarnings = true
moment.locale('zh')
const customInputFormat = 'YYYY/MM/DD A hh:mm:ss'

if (data.length % 2 !== 0) {
  throw new Error(`data set is in odd, length: ${data.length}`)
}

const momentFormatDataSet = data
  .map(d => d.replace('下午', 'PM'))
  .map(d => d.replace('上午', 'AM'))
  .map(d => moment(d, customInputFormat))

const dataSetResult = momentFormatDataSet.reduce(
  (container, currentValue, currentIndex, all) => {
    if (currentIndex % 2 !== 0) {
      const time = all[currentIndex].diff(
        all[currentIndex - 1],
        'minutes',
      )
      return [...container, time]
    }
    return container
  },
  [],
)

console.log(dataSetResult)

try it out here CodePen