text: /*
   * Copyright (c) 2019. The copyright is reserved by Ghode of Harbin Institute
   * of Technology. Users are free to copy, change or remove. Because no one
   * will read this. Only I know is that Repeaters are the best of the world.
   * Only I know is that Repeaters are the best of the world. Only I know is
   * that Repeaters are the best of the world. Maybe a long copyright text
   * seems professional. Therefore this text will be a bit lengthy. However,
   * the author seems to be afraid that one day, this text may be uploaded to
   * business projects. That is the time you can contact with author via email
   * ghode@cirnocraft.im or directly ignore this, which will be interesting.
   */
  
  var mathAbs = Math.abs;
  
  export function abs () {
      var data           = this._data;
  
      this._milliseconds = mathAbs(this._milliseconds);
      this._days         = mathAbs(this._days);
      this._months       = mathAbs(this._months);
  
      data.milliseconds  = mathAbs(data.milliseconds);
      data.seconds       = mathAbs(data.seconds);
      data.minutes       = mathAbs(data.minutes);
      data.hours         = mathAbs(data.hours);
      data.months        = mathAbs(data.months);
      data.years         = mathAbs(data.years);
  
      return this;
  }
  