date-manip

---

date-manip / endOf

endOf

函数

default()

default(date, unit): Date

定义于: src/endOf.ts:53

Sets the date to the end of the specified unit of time. 将日期设置为指定时间单位的结束时间。

参数

date

Date

The date to set to the end of the specified unit. (要设置为指定时间单位结束时间的日期。)

unit

Unit

The unit of time to set the end of (e.g., 'year', 'month', 'day', 'hour', 'minute', 'second'). (要设置结束时间的时间单位，例如 'year'、'month'、'day'、'hour'、'minute'、'second'。)

返回

Date

A new date object set to the end of the specified unit. (设置为指定时间单位结束时间的新日期对象。)

示例

// Setting the end of the year (设置年份结束时间)
const date1 = new Date('2023-01-01');
const endOfYear = endOf(date1, 'year');
console.log(endOfYear.toISOString()); // Outputs: '2023-12-31T23:59:59.999Z' (输出: '2023-12-31T23:59:59.999Z')

// Setting the end of the month (设置月份结束时间)
const date2 = new Date('2023-10-01');
const endOfMonth = endOf(date2, 'month');
console.log(endOfMonth.toISOString()); // Outputs: '2023-10-31T23:59:59.999Z' (输出: '2023-10-31T23:59:59.999Z')

// Setting the end of the day (设置天数结束时间)
const date3 = new Date('2023-10-01T12:00:00');
const endOfDay = endOf(date3, 'day');
console.log(endOfDay.toISOString()); // Outputs: '2023-10-01T23:59:59.999Z' (输出: '2023-10-01T23:59:59.999Z')

// Setting the end of the hour (设置小时结束时间)
const date4 = new Date('2023-10-01T12:00:00');
const endOfHour = endOf(date4, 'hour');
console.log(endOfHour.toISOString()); // Outputs: '2023-10-01T12:59:59.999Z' (输出: '2023-10-01T12:59:59.999Z')

// Setting the end of the minute (设置分钟结束时间)
const date5 = new Date('2023-10-01T12:00:00');
const endOfMinute = endOf(date5, 'minute');
console.log(endOfMinute.toISOString()); // Outputs: '2023-10-01T12:00:59.999Z' (输出: '2023-10-01T12:00:59.999Z')

// Setting the end of the second (设置秒数结束时间)
const date6 = new Date('2023-10-01T12:00:00');
const endOfSecond = endOf(date6, 'second');
console.log(endOfSecond.toISOString()); // Outputs: '2023-10-01T12:00:00.999Z' (输出: '2023-10-01T12:00:00.999Z')