1
1
mirror of https://github.com/theoludwig/theoludwig.git synced 2024-11-05 13:01:30 +01:00
.profile/utils/getAge.ts

24 lines
862 B
TypeScript

export const DIVLO_BIRTHDAY_DAY = '31' as const
export const DIVLO_BIRTHDAY_MONTH = '03' as const
export const DIVLO_BIRTHDAY_YEAR = '2003' as const
export const DIVLO_BIRTHDAY_DATE =
`${DIVLO_BIRTHDAY_DAY}/${DIVLO_BIRTHDAY_MONTH}/${DIVLO_BIRTHDAY_YEAR}` as const
export const DIVLO_BIRTHDAY_DATE_ISO_8061 =
`${DIVLO_BIRTHDAY_YEAR}-${DIVLO_BIRTHDAY_MONTH}-${DIVLO_BIRTHDAY_DAY}` as const
export const DIVLO_BIRTHDAY = new Date(DIVLO_BIRTHDAY_DATE_ISO_8061)
/**
* Calculates the age of a person based on their birth date
* @param birthDate
* @returns
*/
export const getAge = (birthDate: Date): number => {
const today = new Date()
let age = today.getFullYear() - birthDate.getFullYear()
const month = today.getMonth() - birthDate.getMonth()
if (month < 0 || (month === 0 && today.getDate() < birthDate.getDate())) {
age--
}
return age
}