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gdata (version 2.13.3)

Various R programming tools for data manipulation

Description

Various R programming tools for data manipulation

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Version

Install

install.packages('gdata')

Monthly Downloads

38,307

Version

2.13.3

License

GPL-2

Maintainer

the of this package were written by Gregory R. Warnes

Last Published

April 6th, 2014

Functions in gdata (2.13.3)

ls.funs

List function objects
ll

Describe Objects or Elements
keep

Remove All Objects, Except Those Specified
startsWith

Determine if a character string "starts with" with the specified characters.
nobs

Compute the Number of Non-missing Observations
duplicated2

Determine Duplicate Elements
trim

Remove leading and trailing spaces from character strings
read.xls

Read Excel files
elem

Display Information about Elements in a Given Object
MedUnits

Table of conversions between Intertional Standard (SI) and US 'Conventional' Units for common medical measurements.
is.what

Run Multiple is.* Tests on a Given Object
wideByFactor

Create multivariate data by a given factor
ConvertMedUnits

Convert medical measurements between International Standard (SI) and US 'Conventional' Units.
centerText

Center Text Strings
Args

Describe Function Arguments
combine

Combine R Objects With a Column Labeling the Source
interleave

Interleave Rows of Data Frames or Matrices
ans

Value of Last Evaluated Expression
case

Map elements of a vector according to the provided 'cases'
cbindX

Column-bind objects with different number of rows
nPairs

Number of variable pairs
object.size

Report the Space Allocated for an Object
bindData

Bind two data frames into a multivariate data frame
env

Describe All Loaded Environments
gdata-package

Various R programming tools for data manipulation
humanReadable

Print byte size in human readable format
upperTriangle

Extract or replace the upper/lower triangular portion of a matrix
unmatrix

Convert a matrix into a vector, with appropriate names
unknownToNA

Change unknown values to NA and vice versa
rename.vars

Remove or rename variables in a dataframe
gdata-defunct

Defunct Functions in Package 'gdata'
reorder.factor

Reorder the Levels of a Factor
mapLevels

Mapping levels
resample

Consistent Random Samples and Permutations
sheetCount

Count or list sheet names in Excel spreadsheet files.
frameApply

Subset analysis on data frames
trimSum

Trim a vector such that the last/first value represents the sum of trimmed values
write.fwf

Write object in fixed width format
drop.levels

Drop unused factor levels
xlsFormats

Check which file formats are supported by read.xls
matchcols

Select columns names matching certain critera
getYear

Get date/time parts from date and time objects
installXLSXsupport

Install perl modules needed for read.xls to support Excel 2007+ XLSX format