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;

}