xts v0.10-0

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by Joshua Ulrich

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

Name
xts-faq.Rnw
xts.Rnw
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Details

Type Package
Date 2017-07-03
LinkingTo zoo
LazyLoad yes
License GPL (>= 2)
URL https://github.com/joshuaulrich/xts
BugReports https://github.com/joshuaulrich/xts/issues
NeedsCompilation yes
Packaged 2017-07-04 20:22:54 UTC; josh
Repository CRAN
Date/Publication 2017-07-07 07:00:40 UTC

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