Function: isLeapYear()

function isLeapYear(yearOrDate): boolean;

Check if the given year or the year of the given date is a leap year. 检查给定年份（或 Date 的年份）是否为闰年。

Parameters

Parameter	Type
yearOrDate	number | Date

Returns

boolean

Example

isLeapYear(2024) // => true
isLeapYear(2023) // => false

Since

1.0.0