Partial Page Refresh
Any action component can refresh part of a page using the reRender
attribute. This attribute contains a comma-separated list of identifiers (the id
values) of Visualforce view components to be refreshed when the action is completed. The identifiers must be of Visualforce components, not raw HTML elements. If no reRender
value is provided or the identifiers are invalid, the entire page is refreshed. This is the default behavior of an action component.
Listings 7.1 and 7.2 are a Visualforce page and controller that demonstrate partial page refresh. A commandButton
is defined to increment an integer value in the controller when clicked, via the increment
method. The amount to be incremented is passed from the page to controller ...
Get Development with the Force.com Platform: Building Business Applications in the Cloud, Third Edition now with the O’Reilly learning platform.
O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.