maybe: Maybe there is something here?
In hadley/monads: Work with Monads in R

Or maybe there's just a NULL.

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maybe(x)

nothing()

`x`	Is there something here? Maybe.

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double <- function(x) x * 2
maybe(10) %>>% double()
nothing() %>>% double()

hadley/monads documentation built on May 17, 2019, 11:03 a.m.

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