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waiver

A waiver object.

Description

A waiver is a "flag" object, similar to NULL, that indicates the calling function should just use the default value. It is used in certain functions to distinguish between displaying nothing (NULL) and displaying a default value calculated elsewhere (waiver())

Usage

waiver()
ggplot2

Create Elegant Data Visualisations Using the Grammar of Graphics

v3.3.3
MIT + file LICENSE
Authors
Hadley Wickham [aut] (<https://orcid.org/0000-0003-4757-117X>), Winston Chang [aut] (<https://orcid.org/0000-0002-1576-2126>), Lionel Henry [aut], Thomas Lin Pedersen [aut, cre] (<https://orcid.org/0000-0002-5147-4711>), Kohske Takahashi [aut], Claus Wilke [aut] (<https://orcid.org/0000-0002-7470-9261>), Kara Woo [aut] (<https://orcid.org/0000-0002-5125-4188>), Hiroaki Yutani [aut] (<https://orcid.org/0000-0002-3385-7233>), Dewey Dunnington [aut] (<https://orcid.org/0000-0002-9415-4582>), RStudio [cph, fnd]
Initial release

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