获取当前日期时间字符串的方法

CString GetTimeStr()
{
CTime time;
// 获取当前时间
time = CTime::GetCurrentTime();
CString sTime;
// 格式化时间串
sTime = time.Format("%Y/%m/%d,%H:%M:%S ");
return sTime;
}

由于使用了CString，故使用该函数需要MFC支持

调用该函数得到的日期时间串例子如下：

2009/07/08,17:18:06

格式化时间串中各个参数的含义如下：

%a
Abbreviated weekday name
%A
Full weekday name
%b
Abbreviated month name
%B
Full month name
%c
Date and time representation appropriate for locale
%d
Day of month as decimal number (01 – 31)
%H
Hour in 24-hour format (00 – 23)
%I
Hour in 12-hour format (01 – 12)
%j
Day of year as decimal number (001 – 366)
%m
Month as decimal number (01 – 12)
%M
Minute as decimal number (00 – 59)
%p
Current locale's A.M./P.M. indicator for 12-hour clock'
%S
Second as decimal number (00 – 59)
%U
Week of year as decimal number, with Sunday as first day of week (00 – 53)
%w
Weekday as decimal number (0 – 6; Sunday is 0)
%W
Week of year as decimal number, with Monday as first day of week (00 – 53)
%x
Date representation for current locale
%X
Time representation for current locale
%y
Year without century, as decimal number (00 – 99)
%Y
Year with century, as decimal number
%z, %Z
Either the time-zone name or time zone abbreviation, depending on registry settings; no characters if time zone is unknown
%%
Percent sign