docs: function parseFromTimeZone (dateString, formatString, options) {
    if (typeof formatString !== 'string') {
      options = formatString
      formatString = undefined
    }
    let { timeZone } = options
    timeZone = findTimeZone(timeZone)
    if (formatString) {
      const time = parseZonedTime(dateString, formatString)
      const unixTime = getUnixTime(time, timeZone)
      return new Date(unixTime)
    }
    const date = parse(dateString, options)
    let { offset } = getUTCOffset(date, timeZone)
    offset -= date.getTimezoneOffset()
    return new Date(date.getTime() + offset * 60 * 1000)
  }