코드 실행 시간 측정
static string MeasureRunTime(DateTime startDateTime)
{
DateTime endDateTime = new DateTime();
endDateTime = DateTime.Now;
DateTime lapTIme = new DateTime() + endDateTime.Subtract(startDateTime);
return lapTIme.ToString("mm:ss");
}
...
DateTime startDateTime = new DateTime();
startDateTime = DateTime.Now;
수행 코드
label3.Text = MeasureRunTime(startDateTime);
...
DataTime 형식을 스트링으로 표시하는 방법은 표를 참조.
| Format | E.g. Result |
| DateTime.Now.ToString("MM/dd/yyyy") | 05/29/2015 |
| DateTime.Now.ToString("dddd, dd MMMM yyyy") | Friday, 29 May 2015 |
| DateTime.Now.ToString("dddd, dd MMMM yyyy") | Friday, 29 May 2015 05:50 |
| DateTime.Now.ToString("dddd, dd MMMM yyyy") | Friday, 29 May 2015 05:50 AM |
| DateTime.Now.ToString("dddd, dd MMMM yyyy") | Friday, 29 May 2015 5:50 |
| DateTime.Now.ToString("dddd, dd MMMM yyyy") | Friday, 29 May 2015 5:50 AM |
| DateTime.Now.ToString("dddd, dd MMMM yyyy HH:mm:ss") | Friday, 29 May 2015 05:50:06 |
| DateTime.Now.ToString("MM/dd/yyyy HH:mm") | 05/29/2015 05:50 |
| DateTime.Now.ToString("MM/dd/yyyy hh:mm tt") | 05/29/2015 05:50 AM |
| DateTime.Now.ToString("MM/dd/yyyy H:mm") | 05/29/2015 5:50 |
| DateTime.Now.ToString("MM/dd/yyyy h:mm tt") | 05/29/2015 5:50 AM |
| DateTime.Now.ToString("MM/dd/yyyy HH:mm:ss") | 05/29/2015 05:50:06 |
| DateTime.Now.ToString("MMMM dd") | May 29 |
| DateTime.Now.ToString("yyyy’-‘MM’-‘dd’T’HH’:’mm’:’ss.fffffffK") | 2015-05-16T05:50:06.7199222-04:00 |
| DateTime.Now.ToString("ddd, dd MMM yyy HH’:’mm’:’ss ‘GMT’") | Fri, 16 May 2015 05:50:06 GMT |
| DateTime.Now.ToString("yyyy’-‘MM’-‘dd’T’HH’:’mm’:’ss") | 2015-05-16T05:50:06 |
| DateTime.Now.ToString("HH:mm") | 05:50 |
| DateTime.Now.ToString("hh:mm tt") | 05:50 AM |
| DateTime.Now.ToString("H:mm") | 5:50 |
| DateTime.Now.ToString("h:mm tt") | 5:50 AM |
| DateTime.Now.ToString("HH:mm:ss") | 05:50:06 |
| DateTime.Now.ToString("yyyy MMMM") | 2015 May |
- d -> Represents the day of the month as a number from 1 through 31.
- dd -> Represents the day of the month as a number from 01 through 31.
- ddd-> Represents the abbreviated name of the day (Mon, Tues, Wed etc).
- dddd-> Represents the full name of the day (Monday, Tuesday etc).
- h 12-hour clock hour (e.g. 4).
- hh 12-hour clock, with a leading 0 (e.g. 06)
- H 24-hour clock hour (e.g. 15)
- HH 24-hour clock hour, with a leading 0 (e.g. 22)
- m Minutes
- mm Minutes with a leading zero
- M Month number(eg.3)
- MM Month number with leading zero(eg.04)
- MMM Abbreviated Month Name (e.g. Dec)
- MMMM Full month name (e.g. December)
- s Seconds
- ss Seconds with leading zero
- t Abbreviated AM / PM (e.g. A or P)
- tt AM / PM (e.g. AM or PM
- y Year, no leading zero (e.g. 2015 would be 15)
- yy Year, leadin zero (e.g. 2015 would be 015)
- yyy Year, (e.g. 2015)
- yyyy Year, (e.g. 2015)
- K Represents the time zone information of a date and time value (e.g. +05:00)
- z With DateTime values, represents the signed offset of the local operating system's time zone from
Coordinated Universal Time (UTC), measured in hours. (e.g. +6)
- zz As z, but with leading zero (e.g. +06)
- zzz With DateTime values, represents the signed offset of the local operating system's time zone from UTC,measured in hours and minutes. (e.g. +06:00)
- f Represents the most significant digit of the seconds fraction; that is, it represents the tenths of a second in a date and time value.
- ff Represents the two most significant digits of the seconds fraction in date and time
- fff Represents the three most significant digits of the seconds fraction; that is, it represents the milliseconds in a date and time value.
- ffff Represents the four most significant digits of the seconds fraction; that is, it represents the ten thousandths of a second in a date and time value. While it is possible to display the ten thousandths of a second component of a time value, that value may not be meaningful.
- fffff Represents the five most significant digits of the seconds fraction; that is, it represents the hundred thousandths of a second in a date and time value.
- ffffff Represents the six most significant digits of the seconds fraction; that is, it represents the millionths of a Second in a date and time value.
- fffffff Represents the seven most significant digits of the seconds fraction; that is, it represents the ten millionths of a second in a date and time value.