xts v0.9-7

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by Jeffrey Ryan

eXtensible Time Series

Provide for uniform handling of R's different time-based data classes by extending zoo, maximizing native format information preservation and allowing for user level customization and extension, while simplifying cross-class interoperability.

Functions in xts

Name	Description
period.min	Calculate Min By Period
timeBased	Check if Class is Time-Based
indexTZ	Query the TimeZone of an xts object
.parseISO8601	Internal ISO 8601:2004(e) Time Parser
split.xts	Divide into Groups by Time
[.xts	Extract Subsets of xts Objects
timeBasedSeq	Create a Sequence or Range of Times
apply.monthly	Apply Function over Calendar Periods
xtsAttributes	Extract and Replace xts Attributes
sample_matrix	Sample Data Matrix For xts Example and Unit Testing
dimnames.xts	Dimnames of an xts Object
to.period	Convert time series data to an OHLC series
xts-package	xts: extensible time-series
period.max	Calculate Max By Period
linkXTS-package	What the package does (short line) ~~ package title ~~
indexClass	Extracting/Replacing the Class of an xts Index
make.index.unique	Force Time Values To Be Unique
rbind.xts	Concatenate Two or More xts Objects by Row
na.locf.xts	Last Observation Carried Forward
as.xts	Convert Object To And From Class xts
plot.xts	Plotting xts Objects
checkOrder	~~function to do ... ~~
firstof	Create a POSIXct Object
period.prod	Calculate Product By Period
xtsInternals	Internal Documentation
endpoints	Locate Endpoints by Time
as.environment.xts	Coerce an ‘xts’ Object to an Environment by Column
periodicity	Approximate Series Periodicity
align.time	Align seconds, minutes, and hours to beginning of next period.
period.apply	Apply Function Over Specified Interval
CLASS	Extract and Set .CLASS Attribute
as.xts.methods	Convert Object To And From Class xts
xtsAPI	xts C API Documentation
coredata.xts	Extract/Replace Core Data of an xts Object
merge.xts	Merge xts Objects
isOrdered	Check If A Vector Is Ordered
xts	Create Or Test For An xts Time-Series Object
ndays	Number of Periods in Data
diff.xts	Lags and Differences of xts Objects
first	Return First or Last n Elements of A Data Object
axTicksByTime	Compute x-Axis Tickmark Locations by Time
period.sum	Calculate Sum By Period
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Vignettes of xts

Name
xts-faq.Rnw
xts.Rnw
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Details

Type	Package
Date	2013-06-26
LazyLoad	yes
License	GPL (>= 2)
URL	http://r-forge.r-project.org/projects/xts/
Packaged	2014-01-02 18:00:13 UTC; ripley
NeedsCompilation	yes
Repository	CRAN
Date/Publication	2014-01-02 19:18:28

suggests	chron , fts , its , timeDate , timeSeries , tis , tseries
depends	zoo (>= 1.7-10)
Contributors	Jeffrey Ryan, Joshua Ulrich