Javascript function to get last dates within a determined period.

getLastDatesWithinPeriod.ts

/**
* Function to get last dates within a determined period
* @param {Number} period - With the period
* @returns {Array} With an Array with dates in ISO format (YYYY-MM-DDTHH:MM:SS.sssZ) as string
*/
export const getLastDatesWithinPeriod = (period: number): Array<string> => {
 const today = new Date();
 const days = [];
 for (let i = 0; i < period; i++) {
   const day = new Date(today);
   day.setDate(day.getDate() - i);
   days.push(day.toISOString());
 }
 return days;
};