Is ExtJS outdated?

For being over a decade old, Ext JS is still a good platform to develop many enterprise-grade (think intranet) applications.

What is dataIndex in ExtJS?

dataIndex: The dataIndex is the field in the underlying Ext. data. Store to use as the value for the column. renderer: Allows the underlying store value to be transformed before being displayed in the grid.

What is data package used for in ExtJS?

The data package is what loads and saves all of the data in your application.

What is the latest version of ExtJS?

Ext JS 7.0 Version 7.0 of Ext JS framework was released on August 29, 2019.

What is grid Extjs?

In web development it is common to show data in grid format. Extjs has Grid class which is available under panel package which we need to extend in case we want to create our own grid layout. It is very easy to create our grid on web page using this class. Let’s see an example to understand better.

What is model in ExtJS?

The base class for model is Ext. data. Model. It represents an entity in an application. It binds the store data to view.

Is ExtJS a framework?

Ext JS is a JavaScript application framework for building interactive cross-platform web applications using techniques such as Ajax, DHTML and DOM scripting.

How do I create a grid in Extjs?

Enable Column resize − Column can be resized (its width can be increased or decreased) using grid properties “enableColumnResize: true”. Column hideable − Add Column property “hideable : true” in a grid to make the column appear or hide. By default, it is true.

How do I get ExtJS model?

Models are used to defined a record structure in a store. The getCount() does not exist for the Model class in ExtJS. Instead, you need to be referencing your store in your controller that contains your models and call getCount() on the store instance. E.g.

What is proxy in ExtJS?

In ExtJs have store proxy and also Ajax request you can use both. Proxies are used by Ext. data. Store to handle the loading and saving of Ext. data.

What is panel Extjs?

Panel is a container that has specific functionality and structural components that make it the perfect building block for application-oriented user interfaces. Panels are, by virtue of their inheritance from Ext. container. Container, capable of being configured with a layout, and containing child Components.

What is Ext JS data?

The robust data package included in Ext JS decouples the UI components from the data layer. The data package: Allows client-side collections of data using highly functional models that offer features such as sorting and filtering. Is protocol agnostic, and can consume data from any back-end source.

What are the metadata views available in Ext JS?

This metadata view will have one or more of the following: Alternate Name – One or more additional class name synonymns (in Ext JS 6.0.0 the Ext.button.Button class has an alternate class name of Ext.Button ). Alternate class names are commonly maintained for backward compatibility.

What is the use of Ext data package in Java?

Data package is used for loading and saving all the data in the application. Data package has numerous number of classes but the most important classes are − The base class for model is Ext.data.Model.

What is sencha Ext JS?

Ext JS is a JavaScript framework for building data-intensive cross-platform web apps for desktop and mobile, with the largest set of UI components. Sencha Ext JS – Comprehensive JavaScript Framework, UI Components