anylength               Get the generic length of an object
anynames                Get the names of a data structure. This
                        attempts to create some polymorphism around
                        lists, vectors, and data.frames
anytypes                Show the types of a list or data.frame
chomp                   Remove the head and tail of a data structure
confine                 Confine values to the given bounds
fold                    Successively apply a function to the elements
                        of a sequence
foldblock               Successively apply a function to adjacent
                        blocks of a sequence
foldrange               Successively apply a function to a rolling
                        range of a sequence
is.empty                Check whether data is bad or empty
is.scalar               Check if an object is a scalar
item                    Safely get an element from a vector
lambda.tools-package    Tools for functional programming in R
map                     Apply a function over each element of a vector
mapblock                Apply a function over blocks of a vector
maprange                Apply a function over a rolling range of a data
                        structure
ntry                    Call a function until it succeeds
onlyif                  Conditionally apply a function to an argument
pad                     Pad a vector with some default value
partition               Partition a sequence into adjacent windows and
                        apply a metric function to each window
quantize                Force values into a set of bins
range_for               Find contiguous ranges of a given value within
                        a sequence
samplerange             Sample sub-sequences from a sequence
segment                 Segment a sequence into shifted versions of
                        itself
slice                   Slice a sequence into two adjacent
                        sub-sequences
use_default             Apply a default value whenever a variable is
                        not well-formed
