How to detect changes by javascript in dash

[AnnMarieW]

You can find an example of what @jinnyzor recommended here:

Changing the value of a input from javascript callback does not trigger the callback associated with that input

Hi @mainul Good timing! This is possible as of dash 2.16.1 by using dash_clientside_set_props The docs aren’t available yet, but you use it like this: dash_clientside.set_props(id, {props to set}) so in your case it would be: dash_clientside.set_props("last-key-pressed", {value: event.key}) Here’s the whole callback app.clientside_callback( """ function(n_clicks) { document.addEventListener('keydown', function(event) { const allowedKeys = ['ArrowL…