Package index • plyr

All functions

a_ply(): Split array, apply function, and discard results.
aaply(): Split array, apply function, and return results in an array.
adply(): Split array, apply function, and return results in a data frame.
alply(): Split array, apply function, and return results in a list.
arrange(): Order a data frame by its colums.
as.data.frame(<function>): Make a function return a data frame.
as.quoted(): Convert input to quoted variables.
baseball: Yearly batting records for all major league baseball players
colwise() catcolwise() numcolwise(): Column-wise function.
count(): Count the number of occurences.
create_progress_bar(): Create progress bar.
d_ply(): Split data frame, apply function, and discard results.
daply(): Split data frame, apply function, and return results in an array.
ddply(): Split data frame, apply function, and return results in a data frame.
defaults(): Set defaults.
desc(): Descending order.
dlply(): Split data frame, apply function, and return results in a list.
each(): Aggregate multiple functions into a single function.
failwith(): Fail with specified value.
here(): Capture current evaluation context.
idata.frame(): Construct an immutable data frame.
join(): Join two data frames together.
join_all(): Recursively join a list of data frames.
l_ply(): Split list, apply function, and discard results.
laply(): Split list, apply function, and return results in an array.
ldply(): Split list, apply function, and return results in a data frame.
liply(): Experimental iterator based version of llply.
llply(): Split list, apply function, and return results in a list.
m_ply(): Call function with arguments in array or data frame, discarding results.
maply(): Call function with arguments in array or data frame, returning an array.
mapvalues(): Replace specified values with new values, in a vector or factor.
match_df(): Extract matching rows of a data frame.
mdply(): Call function with arguments in array or data frame, returning a data frame.
mlply(): Call function with arguments in array or data frame, returning a list.
mutate(): Mutate a data frame by adding new or replacing existing columns.
name_rows(): Toggle row names between explicit and implicit.
ozone: Monthly ozone measurements over Central America.
plyr-deprecated: Deprecated Functions in Package plyr
plyr plyr-package: plyr: the split-apply-combine paradigm for R.
progress_text(): Text progress bar.
progress_time(): Text progress bar with time.
progress_tk(): Graphical progress bar, powered by Tk.
progress_win(): Graphical progress bar, powered by Windows.
.(): Quote variables to create a list of unevaluated expressions for later evaluation.
r_ply(): Replicate expression and discard results.
raply(): Replicate expression and return results in a array.
rbind.fill(): Combine data.frames by row, filling in missing columns.
rbind.fill.matrix(): Bind matrices by row, and fill missing columns with NA.
rdply(): Replicate expression and return results in a data frame.
rename(): Modify names by name, not position.
revalue(): Replace specified values with new values, in a factor or character vector.
rlply(): Replicate expression and return results in a list.
round_any(): Round to multiple of any number.
splat(): `Splat' arguments to a function.
strip_splits(): Remove splitting variables from a data frame.
summarise(): Summarise a data frame.
take(): Take a subset along an arbitrary dimension
vaggregate(): Vector aggregate.