Man pages for plyr
Tools for Splitting, Applying and Combining Data

aaplySplit array, apply function, and return results in an array.
adplySplit array, apply function, and return results in a data...
alplySplit array, apply function, and return results in a list.
amv_dimDimensions.
amv_dimnamesDimension names.
a_plySplit array, apply function, and discard results.
arrangeOrder a data frame by its colums.
as.data.frame.functionMake a function return a data frame.
as.list.splitConvert split list to regular list.
as.quotedConvert input to quoted variables.
baseballYearly batting records for all major league baseball players
colwiseColumn-wise function.
compactCompact list.
countCount the number of occurences.
create_progress_barCreate progress bar.
daplySplit data frame, apply function, and return results in an...
ddplySplit data frame, apply function, and return results in a...
defaultsSet defaults.
descDescending order.
dimsNumber of dimensions.
dlplySplit data frame, apply function, and return results in a...
d_plySplit data frame, apply function, and discard results.
eachAggregate multiple functions into a single function.
emptyCheck if a data frame is empty.
eval.quotedEvaluate a quoted list of variables.
failwithFail with specified value.
get-splitSubset splits.
hereCapture current evaluation context.
idCompute a unique numeric id for each unique row in a data...
idata.frameConstruct an immutable data frame.
id_varNumeric id for a vector.
indexed_arrayAn indexed array.
indexed_dfAn indexed data frame.
is.discreteDetermine if a vector is discrete.
is.formulaIs a formula? Checks if argument is a formula
isplit2Split iterator that returns values, not indices.
joinJoin two data frames together.
join_allRecursively join a list of data frames.
join.keysJoin keys. Given two data frames, create a unique key for...
laplySplit list, apply function, and return results in an array.
ldplySplit list, apply function, and return results in a data...
liplyExperimental iterator based version of llply.
list_to_arrayList to array.
list_to_dataframeList to data frame.
list_to_vectorList to vector.
llplySplit list, apply function, and return results in a list.
loop_applyLoop apply
l_plySplit list, apply function, and discard results.
maplyCall function with arguments in array or data frame,...
mapvaluesReplace specified values with new values, in a vector or...
match_dfExtract matching rows of a data frame.
mdplyCall function with arguments in array or data frame,...
mlplyCall function with arguments in array or data frame,...
m_plyCall function with arguments in array or data frame,...
mutateMutate a data frame by adding new or replacing existing...
name_rowsToggle row names between explicit and implicit.
names.quotedCompute names of quoted variables.
nuniqueNumber of unique values.
ozoneMonthly ozone measurements over Central America.
plyrplyr: the split-apply-combine paradigm for R.
plyr-deprecatedDeprecated Functions in Package plyr
print.quotedPrint quoted variables.
print.splitPrint split.
progress_noneNull progress bar
progress_textText progress bar.
progress_timeText progress bar with time.
progress_tkGraphical progress bar, powered by Tk.
progress_winGraphical progress bar, powered by Windows.
quickdfQuick data frame.
quotedQuote variables to create a list of unevaluated expressions...
raplyReplicate expression and return results in a array.
rbind.fillCombine data.frames by row, filling in missing columns.
rbind.fill.matrixBind matrices by row, and fill missing columns with NA.
rdplyReplicate expression and return results in a data frame.
reduce_dimReduce dimensions.
renameModify names by name, not position.
revalueReplace specified values with new values, in a factor or...
rlplyReplicate expression and return results in a list.
round_anyRound to multiple of any number.
r_plyReplicate expression and discard results.
splat'Splat' arguments to a function.
split_indicesSplit indices.
split_labelsGenerate labels for split data frame.
splitter_aSplit an array by .margins.
splitter_dSplit a data frame by variables.
strip_splitsRemove splitting variables from a data frame.
summariseSummarise a data frame.
takeTake a subset along an arbitrary dimension
trueFunction that always returns true.
tryapplyApply with built in try. Uses compact, lapply and tryNULL
try_defaultTry, with default in case of error.
unrownameUn-rowname.
vaggregateVector aggregate.
plyr documentation built on May 29, 2017, 12:15 p.m.