youtube image
From YouTube: Getting started on creating SharePoint Framework list view command sets

Description

In this video Paolo Pialorsi (PiaSys.com) is demonstrating how to get started on creating custom list view command sets using SharePoint Framework. List View Command Sets give you an opportunity to add new buttons and menu items in lists and libraries, which can execute any JavaScript code as they are clicked.

Presenter - Paolo Pialorsi (PiaSys.com) @paolopia

List view command set tutorial in official SharePoint documentation - https://docs.microsoft.com/en-us/sharepoint/dev/spfx/extensions/get-started/building-simple-cmdset-with-dialog-api

More details on the SharePoint developer community from http://aka.ms/sppnp.