R: Print out the vega plot specification

show_spec {ggvis} | R Documentation

## Print out the vega plot specification

### Description

Print out the vega plot specification

### Usage

    show_spec(vis, pieces = NULL)

### Arguments

`vis` | Visualisation to print
`pieces` | Optional, a character or numeric vector used to pull out selected pieces of the spec

### Examples

    base <- mtcars %>% ggvis(~mpg, ~wt) %>% layer_points()
    base %>% show_spec()
    base %>% show_spec("scales")

[Package ggvis version 0.4.3 Index]