add_listener {plumbr} | R Documentation |
Plumbr events
Description
Plumbr data structures send only single event for data changes: data_changed. This has a two arguments, i and j. Either both are NULL, indicating a change in the shape of the underlying data, or they give the the locations of changed data values.
Usage
add_listener(mf, callback)
Arguments
mf |
muta frame |
callback |
function with arguments i and j |
[Package plumbr version 0.6.10 Index]