A Poor Man's Dependency Free Recreation of 'dplyr'

Documentation for package ‘poorman’ version 0.2.7

Help Pages

-- A --

across	Apply a function (or functions) across multiple columns
add_count	Count observations by group
add_tally	Count observations by group
all_of	Select Helpers
anti_join	Filtering joins filter rows from 'x' based on the presence or absence of matches in 'y':
any_of	Select Helpers
arrange	Arrange rows by variables

-- B --

between	Do values in a numeric vector fall in specified range?
bind	Efficiently bind multiple 'data.frame's by row and column
bind_cols	Efficiently bind multiple 'data.frame's by row and column
bind_rows	Efficiently bind multiple 'data.frame's by row and column

-- C --

case_when	A General Vetorised if()
coalesce	Find first non-missing element
column_to_rownames	Tools for working with row names
contains	Select Helpers
context	Context dependent expressions
count	Count observations by group
cumall	Cumulative versions of any, all, and mean
cumany	Cumulative versions of any, all, and mean
cume_dist	Windowed Rank Functions
cummean	Cumulative versions of any, all, and mean
cur_column	Context dependent expressions
cur_data	Context dependent expressions
cur_data_all	Context dependent expressions
cur_group	Context dependent expressions
cur_group_id	Context dependent expressions
cur_group_rows	Context dependent expressions

-- D --

-- E --

ends_with	Select Helpers
everything	Select Helpers

-- F --

fill	Fill in missing values with previous or next value
filter	Return rows with matching conditions
filter_joins	Filtering joins filter rows from 'x' based on the presence or absence of matches in 'y':
first	Extract the first, last or nth value from a vector
full_join	Mutating Joins

-- G --

glimpse	Get a glimpse of your data
groups	Grouping metadata
group_by	Group by one or more variables
group_by_drop_default	Default value for .drop argument of group_by
group_cols	Select Grouping Variables
group_data	Grouping metadata
group_indices	Grouping metadata
group_keys	Split data.frame by groups
group_metadata	Grouping metadata
group_rows	Grouping metadata
group_size	Grouping metadata
group_split	Split data.frame by groups
group_vars	Grouping metadata

-- H --

Tools for working with row names

-- I --

if_all	Apply a function (or functions) across multiple columns
if_any	Apply a function (or functions) across multiple columns
if_else	Vectorised if
inner_join	Mutating Joins

-- L --

lag	Compute lagged or leading values
last	Extract the first, last or nth value from a vector
last_col	Select Helpers
lead	Compute lagged or leading values
left_join	Mutating Joins
lst	Build a list

-- M --

matches	Select Helpers
min_rank	Windowed Rank Functions
mutate	Create or transform variables
mutate.data.frame	Create or transform variables
mutate_joins	Mutating Joins

-- N --

n	Context dependent expressions
na_if	Convert values to NA
near	Compare two numeric vectors
nest_by	Nest By
nth	Extract the first, last or nth value from a vector
ntile	Windowed Rank Functions
num_range	Select Helpers
n_distinct	Count the number of unique values in a set of vectors
n_groups	Grouping metadata

-- P --

peek_vars	Peek at variables in the selection context
percent_rank	Windowed Rank Functions
pipe	Forward-pipe operator
pivot_longer	Pivot data from wide to long
pivot_wider	Pivot data from long to wide
pull	Pull out a single variable

-- R --

recode	Recode values
recode_factor	Recode values
relocate	Change column order
remove_rownames	Tools for working with row names
rename	Rename columns
rename_with	Rename columns
replace_na	Replace missing values
right_join	Mutating Joins
rowid_to_column	Tools for working with row names
rownames	Tools for working with row names
rownames_to_column	Tools for working with row names
row_number	Windowed Rank Functions

-- S --

select	Subset columns using their names and types
select_helpers	Select Helpers
semi_join	Filtering joins filter rows from 'x' based on the presence or absence of matches in 'y':
slice	Subset rows by position
slice_head	Subset rows by position
slice_max	Subset rows by position
slice_min	Subset rows by position
slice_sample	Subset rows by position
slice_tail	Subset rows by position
starts_with	Select Helpers
summarise	Reduce multiple values down to a single value
summarize	Reduce multiple values down to a single value

-- T --

tally	Count observations by group
transmute	Create or transform variables

-- U --

ungroup	Group by one or more variables
union_all	Union All
unite	Unite Multiple Columns Into One

-- W --

where	Select variables with a function
window_rank	Windowed Rank Functions
with_groups	Perform an operation with temporary groups

-- misc --

%>%	Forward-pipe operator