Is there a jQuery widget for Magento 2?
Magento 2 supports jQuery UI 1.9.2, widget options added in later versions might be unavailable. Magento out of the box does not contain jQuery UI styles. Also, it is not recommended to download them as is, because it can break the default Magento design.
Where are the JS components located in Magento?
JS component located in the Magento_Ui module, in the app/code/Magento/Ui/view directory, or JS component that extends files from this module. A JS component/widget provided by the jQuery UI library used in Magento. Custom widget created using jQuery UI Widget Factory and decorated as AMD module. Many Magento JS components are the jQuery widgets.
Where do I find automatic testing in Magento?
JavaScript automatic testing is described in a separate JavaScript unit testing topic. Any separate .js file decorated as AMD module. JS component located in the Magento_Ui module, in the app/code/Magento/Ui/view directory, or JS component that extends files from this module. A JS component/widget provided by the jQuery UI library used in Magento.
Are there any secondary UI components in Magento 2?
Extension developers cannot extend this XSD scheme and introduce new components, but can customize existing ones. In Magento 2 there are basic and secondary UI components. All other UI components are secondary.
What are the components of the Magento server?
Components are responsible for rendering result page fragments and providing/supporting further interactions of JavaScript components and server. Magento UI components are implemented as a standard module named Magento_UI.
Which is an example of a UI component?
An instance of a UI component is usually based on the hierarchy of child UI components. For example: the Form component has Fieldsets, Tabs, and inner fields. the Listing component has Filters, Columns, Bookmark component, and others.