@technobuddha > library > Time > Week

Function: isoWeeksInYear()

function isoWeeksInYear(input: 
  | number
  | Date, options: ISOWeeksInYearOptions): number;

Defined in: iso-weeks-in-year.ts:26

Determine the number of ISO weeks within a year

Parameters

Parameter	Type	Description
input	| number | Date	A date within the year, or a year number
options	ISOWeeksInYearOptions	see ISOWeeksInYearOptions

Returns

number

The number of weeks in the year (52 or 53)

Default Value

weekOneIncludes Thursday