标签：http os strong io for ar cti sql
The Oracle/PLSQL TO_DATE function converts a string to a date.
TO_DATE( string1, [ format_mask ], [ nls_language ] )
string1 is the string that will be converted to a date.
format_mask is optional. This is the format that will be used to convert string1 to a date.
nls_language is optional. This is the nls language used to convert string1 to a date.
| TO_DATE(‘2003/07/09‘, ‘yyyy/mm/dd‘) | would return a date value of July 9, 2003 |
| TO_DATE(‘070903‘, ‘MMDDYY‘) | would return a date value of July 9, 2003 |
| TO_DATE(‘20020315‘, ‘yyyymmdd‘) | would return a date value of Mar 15, 2002 |
String.Format("{0:d/M/yyyy HH:mm:ss}", dt); // "9/3/2008 16:05:07" - english (en-US)
String.Format("{0:t}", dt); // "4:05 PM" ShortTime
String.Format("{0:d}", dt); // "3/9/2008" ShortDate
String.Format("{0:T}", dt); // "4:05:07 PM" LongTime
String.Format("{0:D}", dt); // "Sunday, March 09, 2008" LongDate
String.Format("{0:f}", dt); // "Sunday, March 09, 2008 4:05 PM" LongDate+ShortTime
String.Format("{0:F}", dt); // "Sunday, March 09, 2008 4:05:07 PM" FullDateTime
String.Format("{0:g}", dt); // "3/9/2008 4:05 PM" ShortDate+ShortTime
String.Format("{0:G}", dt); // "3/9/2008 4:05:07 PM" ShortDate+LongTime
String.Format("{0:m}", dt); // "March 09" MonthDay
String.Format("{0:y}", dt); // "March, 2008" YearMonth
String.Format("{0:r}", dt); // "Sun, 09 Mar 2008 16:05:07 GMT" RFC1123
String.Format("{0:s}", dt); // "2008-03-09T16:05:07" SortableDateTime
String.Format("{0:u}", dt); // "2008-03-09 16:05:07Z" UniversalSortableDateTime
http://msdn.microsoft.com/en-us/library/26etazsy(v=vs.110).aspx
DateTime Related Functions,布布扣,bubuko.com
标签：http os strong io for ar cti sql
原文地址：http://www.cnblogs.com/kevinygq/p/3890988.html
