Application Customizer Extensions Introduction to SharePoint Framework

Its now time to set our sights on another important aspect of the SharePoint Framework: extensions.
While web parts allow authors to add content within the context of a page they dont allow for customization outside of this scope.
Extensions on the other hand provide the ability to add new features to lists libraries fields and even page headers and footers.
In this lesson well create a new application customizer extension from scratch and explore how to develop test and deploy extensions in our SharePoint environment. Lesson Source Code: Watch the full playlist:

Источник: rutube.ru