What do you need to know about pagereference in Visualforce?
A PageReference is a reference to an instantiation of a page. Among other attributes, PageReferences consist of a URL and a set of query parameter names and values. Refers to a PageReference for a Visualforce page that has already been saved in your organization.
How to get the ID of a Visualforce page?
To access id, the getAccount method uses the ApexPages namespace: First the currentPage method returns the PageReference instance for the current page. PageReference returns a reference to a Visualforce page, including its query string parameters.
How does a pagereference work in Lightning Platform?
By referring to a page in this way, the platform recognizes that this controller or controller extension is dependent on the existence of the specified page and will prevent the page from being deleted while the controller or extension exists. Creates a PageReference to any page that is hosted on the Lightning platform.
How to get the pagereference instance in apex?
The getAccount method uses an embedded SOQL query to return the account specified by the id parameter in the URL of the page. To access id, the getAccount method uses the ApexPages namespace: First the currentPage method returns the PageReference instance for the current page.
What is the use of pagereference in apex?
Use of PageReference: A PageReference is a reference to an instantiation of a page reference. Among other attributes, PageReferences consist of a URL and a set of query parameter names and values like custom parameters or standard parameters for PageReference created. PageReference pageRef = new PageReference (‘/apex/myVfPage’);
How to reference apex maps and lists in Visualforce?
Visualforce pages that use dynamic bindings can reference the Apex Map and List data types in their markup. Use dynamic references to lists and maps in an tag to create forms using data that isn’t in your organization’s custom objects.
How to create custom objects in Visualforce page?
How you would want to show the data also matters eg: I am using standard objects here. you can change the objects to custom as required If you want to show the data in 2 separate tables I would suggest wrapper class : simple and sweet Check the code below to see if this can be something useful/you want to do
How to embedded a Visualforce page in a detail page?
I have a Visualforce page that is embedded on the detail page of Opportunities. Within the page is a command button that invokes a method in the backing controller extension. Once the backing method is complete, how can I redirect the user to another page?
How to use action attribute in Visualforce tags?
This attribute is available for other visualforce tags but here we will be discussing action attribute in ‘apex: page’ tag. This takes the name of the controller method as value and it controls how the Visualforce page should be displayed or any logic to be performed before page loads.