isLeap | /datetime/mod.ts | std@0.80.0 | Deno

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std/datetime/mod.ts>isLeap

Deno standard library

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mod.ts (default module)

DifferenceFormat

DifferenceOptions

function isLeap

import { isLeap } from "https://deno.land/std@0.80.0/datetime/mod.ts";

isLeap(year: Date | number): boolean

Check given year is a leap year or not. based on : https://docs.microsoft.com/en-us/office/troubleshoot/excel/determine-a-leap-year

Parameters

year: Date | number

year in number or Date format

Returns

boolean