guess_formats
From lubridate v1.2.0
by Garrett Grolemund
Guess formats from the supplied date-time character vector.
Guess formats from the supplied date-time character vector.
Usage
guess_formats(x, orders,
locale = Sys.getlocale("LC_TIME"), preproc_wday = TRUE,
print_matches = FALSE)Arguments
- x
- input vector of date-times
- orders
- format orders to look for. See details.
- locale
- locale to use, default to the current locale (also checks en_US)
- preproc_wday
- whether to preprocess week days names. Internal optimization used by ymd_hms family of functions. If true week days are substituted with format explicitly.
- print_matches
- for development purpose mainly. If TRUE prints a matrix of matched templates.
Value
- a vector of matched formats
Examples
x <- c('February 20th 1973',
"february 14, 2004",
"Sunday, May 1, 2000",
"Sunday, May 1, 2000",
"february 14, 04",
'Feb 20th 73',
"January 5 1999 at 7pm",
"jan 3 2010",
"Jan 1, 1999",
"jan 3 10",
"01 3 2010",
"1 3 10",
'1 13 89',
"5/27/1979",
"12/31/99",
"DOB:12/11/00",
"-----------",
'Thu, 1 July 2004 22:30:00',
'Thu, 1st of July 2004 at 22:30:00',
'Thu, 1July 2004 at 22:30:00',
'Thu, 1July2004 22:30:00',
'Thu, 1July04 22:30:00',
"21 Aug 2011, 11:15:34 pm",
"-----------",
"1979-05-27 05:00:59",
"1979-05-27",
"-----------",
"3 jan 2000",
"17 april 85",
"27/5/1979",
'20 01 89',
'00/13/10',
"-------",
"14 12 00",
"03:23:22 pm")
guess_formats(x, "BdY")
guess_formats(x, "Bdy")
## m also matches b and B; y also matches Y
guess_formats(x, "mdy", print_matches = TRUE)
## T also matches IMSp order
guess_formats(x, "T", print_matches = TRUE)
## b and B are equivalent and match, both, abreviated and full names
guess_formats(x, c("mdY", "BdY", "Bdy", "bdY", "bdy"), print_matches = TRUE)
guess_formats(x, c("dmy", "dbY", "dBy", "dBY"), print_matches = TRUE)
guess_formats(x, c("dBY HMS", "dbY HMS", "dmyHMS", "BdY H"), print_matches = TRUE)
guess_formats(x, c("ymd HMS"), print_matches = TRUE)Community examples
Looks like there are no examples yet.