mlr3misc: compose – R documentation

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compose

Composition of Functions

Description

Composes two or more functions into a single function. The returned function calls all provided functions in reverse order: The return value of the last function servers as input for the next to last function, and so on.

Usage

compose(...)

Arguments

...

(functions)
Functions to compose.

Value

(function()) which calls the functions provided via ... in reverse order.

Examples

f = compose(function(x) x + 1, function(x) x / 2)
f(10)

mlr3misc

Helper Functions for 'mlr3'

v0.10.0

LGPL-3

Authors

Michel Lang [cre, aut] (<https://orcid.org/0000-0001-9754-0393>), Patrick Schratz [aut] (<https://orcid.org/0000-0003-0748-6624>)

Initial release