check_colors {GeneTonic} | R Documentation

## Check colors

### Description

Check correct specification of colors

### Usage

    check_colors(x)

### Arguments

`x` | A vector of strings specifying colors

### Details

This is a vectorized version of `grDevices::col2rgb()`

### Value

A vector of logical values, one for each specified color - `TRUE` if the color is specified correctly

### Examples

    # simple case
    mypal <- c("steelblue", "#FF1100")
    check_colors(mypal)
    mypal2 <- rev(
      scales::alpha(
        colorRampPalette(RColorBrewer::brewer.pal(name = "RdYlBu", 11))(50), 0.4
      )
    )
    check_colors(mypal2)
    # useful with long vectors to check at once if all cols are fine
    all(check_colors(mypal2))

[Package GeneTonic version 1.6.4 Index]