What is ApexPages StandardController?
StandardController objects reference the pre-built Visualforce controllers provided by Salesforce. The only time it is necessary to refer to a StandardController object is when defining an extension for a standard controller. StandardController is the data type of the single argument in the extension class constructor.
What is Standard Controller?
A StandardController object that is automatically provided for standard and all custom objects, bindable to a Visualforce page component with the “standardController” attribute. It provides a reference to a single/list of record to a set of common actions for data processing and default navigation.
How to use Standard Controller in Visualforce page?
To associate a standard controller with a Visualforce page, use the standardController attribute on the tag and assign it the name of any Salesforce object that can be queried using the Lightning Platform API.
Why we use Standard Controller in Salesforce?
Standard Controller in Salesforce provides the ability to access and interact with structures business data contained in records and displays the data in the proper user Interface.
Can we use standard controller for custom object?
Yes, we can create standard controller for custom object in Salesforce, Its upto devlopers’ choice.
What is Visualforce pages in Salesforce?
Visualforce pages are basic building blocks for application developers. A Visualforce page is similar to a standard Web page, but includes powerful features to access, display, and update your organization’s data. Pages can be referenced and invoked via a unique URL, just as they would be on a traditional web server.
Can we use standardController & Controller attributes at the same time?
NOTE– You cannot use the standardController and controller attributes at the same time.
What is difference between standard and custom controller?
The standard controller is auto geenrated by SF for all objects. Custom controllers are written by you and do what your code tells them to do.
What is difference between standard controller and custom controller in Salesforce?
What is difference between standard controller and custom controller?
There are number of standard controllers exists for each Salesforce object which provides the functionality similar to custom controller. A custom controller is the user defined an Apex class that implements all of the logic for a page without leveraging a standard controller.
Can we use both standard controller and custom controller together?
We can use Stnadard controller/ Custom Controller and extensions at a time. But we cannot use Standard controller & Custom controller at a time.
What is the use of Visualforce page?
What is instance method in Java?
Instance method are methods which require an object of its class to be created before it can be called. To invoke a instance method, we have to create an Object of the class in within which it defined. public void geek (String name) { // code to be executed…. } // Return type can be int, float String or user defined data type.
What is instance control flow in Java?
Instance Control Flow In Normal Class Whenever we are executing a java.class file, 1st Static Control Flow will be executed. In the Static Control Flow, if we are creating an object the following sequence of steps will be executed as the part of Instance Control Flow: Identification of instance member from top to bottom.
How to access the instance of a class in Java?
Below is the implementation of accessing the instance method: Static methods are the methods in Java that can be called without creating an object of class. They are referenced by the class name itself or reference to the Object of that class. public static void geek (String name) { // code to be executed….
What is standardcontroller in the constructor?
StandardController is the data type of the single argument in the extension class constructor. The following example shows how a StandardController object can be used in the constructor for a standard controller extension: The following Visualforce markup shows how the controller extension from above can be used in a page: