is_colour: Is an object a valid colour?

In cttobin/ggthemr: Themes for 'ggplot2'

Is an object a valid colour?

Description

Check an object to see if it is a valid colour or set of colours.

Usage

is_colour(x)

## S3 method for class 'character'
is_colour(x)

## S3 method for class 'numeric'
is_colour(x)

## S3 method for class 'logical'
is_colour(x)

## S3 method for class 'factor'
is_colour(x)

Arguments

x	object to be tested.

Details

Colours in R can be represented by names (colours), index number (palette) or a hexidecimal character.

Author(s)

Ciaran Tobin

Examples

is_colour('#ffffff')
is_colour('white')
is_colour('periwinkle blue')
is_colour(4L)

cttobin/ggthemr documentation built on April 19, 2022, 3:31 a.m.