Windows PowerShell Cookbook, 2nd Edition

Appendix E. .NET DateTime Formatting

DateTime format strings convert a DateTime object to one of several standard formats, as listed in Table E-1.

Table E-1. Standard DateTime format strings

Format specifier	Name	Description	Example
d	Short date	The culture’s short date format.	PS > "{0:d}" -f [DateTime] "01/23/4567" 1/23/4567
D	Long date	The culture’s long date format.	PS > "{0:D}" -f [DateTime] "01/23/4567" Friday, January 23, 4567
f	Full date/short time	Combines the long date and short time format patterns.	PS > "{0:f}" -f [DateTime] "01/23/4567" Friday, January 23, 4567 12:00 AM
F	Full date/long time	Combines the long date and long time format patterns.	PS > "{0:F}" -f [DateTime] "01/23/4567" Friday, January 23, 4567 12:00:00 AM
g	General date/ short time	Combines the short date and short time format patterns.	PS > "{0:g}" -f [DateTime] "01/23/4567" 1/23/4567 12:00 AM
G	General date/long time	Combines the short date and long time format patterns.	PS > "{0:G}" -f [DateTime] "01/23/4567" 1/23/4567 12:00:00 AM
M or m	Month day	The culture’s MonthDay format.	PS > "{0:M}" -f [DateTime] "01/23/4567" January 23
o	Round-trip date/time	The date formatted with a pattern that guarantees the string (when parsed) will result in the original DateTime again.	PS > "{0:o}" -f [DateTime] "01/23/4567" 4567-01-23T00:00:00.0000000
R or r	RFC1123	The standard RFC1123 format pattern.	PS > "{0:R}" -f [DateTime] "01/23/4567" Fri, 23 Jan 4567 00:00:00 GMT
s	Sortable	Sortable format pattern. Conforms to ISO 8601 and provides output ...