C#精确计算年龄的另类方法

using

System;

using

System.Collections.Generic;

using

System.Text;

namespace

PublicClass

{

public

static

class

CalculationDate

{

///
<summary>

///
由两个日期计算出年龄(岁、月、天)

///
</summary>

public

static

void

calculationDate(DateTime
beginDateTime, DateTime endDateTime)

{

if

(beginDateTime
> endDateTime)

throw

new

Exception(

"开始时间应小于或等与结束时间！"

);

/*计算出生日期到当前日期总月数*/

int

Months
= endDateTime.Month - beginDateTime.Month + 12 * (endDateTime.Year - beginDateTime.Year);

/*出生日期加总月数后，如果大于当前日期则减一个月*/

int

totalMonth
= (beginDateTime.AddMonths(Months) > endDateTime) ? Months - 1 : Months;

/*计算整年*/

int

fullYear
= totalMonth / 12;

/*计算整月*/

int

fullMonth
= totalMonth % 12;

/*计算天数*/

DateTime
changeDate = beginDateTime.AddMonths(totalMonth);

double

days
= (endDateTime - changeDate).TotalDays;

}

}

}

//该代码片段来自于: http://www.sharejs.com/codes/csharp/9034