is_colour: Is an object a valid colour?

In YTLogos/ggthemr: Themes for ggplot2

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)

YTLogos/ggthemr documentation built on May 7, 2019, 10:37 a.m.