chunk-callbacks: Register and Unregister a Chunk Callback

In rstudioapi: Safely Access the RStudio API

Register and Unregister a Chunk Callback

Description

Register a callback function to be executed after a chunk within an R Markdown document is run.

Usage

registerChunkCallback(callback)

unregisterChunkCallback(id = NULL)

Arguments

callback	A callback function. See Chunk Callbacks for more details.
id	A unique identifier.

Value

For registerChunkCallback(), a unique identifier. That identifier can be passed to unreigsterChunkCallback() to de-register a previously-registered callback.

Chunk Callbacks

The callback argument should be a function accepting two parameters:

• chunkName: The chunk label,

• chunkCode: The code within the chunk.

The function should return an R list of HTML outputs, to be displayed after that chunk has been executed.

rstudioapi documentation built on July 9, 2023, 6:59 p.m.