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What is Rerender in VF page?
ReRender is used to refresh a particular section of the visual force page. We have to just mention the id of the page section (in the ReRender attribute) that needs to be refreshed. In the following example Clicking of the command button “Refresh Lower Page Block” refreshes the lower page block.
What does get set do in Java?
The get method is used to obtain or retrieve a particular variable value from a class. A set value is used to store the variables. The whole point of the get and set is to retrieve and store the data values accordingly.
How does an apex controller work in Visualforce?
This excerpt is taken from Learning Apex Programming, by Matt Kaufman. In order for an Apex class to function as a controller for a Visualforce page, the variables and methods in the class need to use the correct syntax. The variables in the class are made accessible to the page through the use of getter and setter methods.
How to use Getter and setter in apex?
Setter method : This will take the value from the visualforce page and stores to the Apex variable name. getter method : This method will return a value to a visualforce page whenever a name variable is called. this.name = name; return name;
Why do we use get and set in apex?
Using that syntax tells Salesforce to automatically generate the getter and setter methods for that class variable. Of course, you don’t need to use that syntax, but then again, we also don’t need to use automobiles to travel long distances (walking will do the job just fine, albeit more slowly).
Which is the best controller setting for apex?
Regular is going to be the one most players chose, but you should experiment and see what you’re able to handle. The response curve setting that’s best to choose is the classic setting. This will dictate the speed in which the game registers the movement of a player’s crosshair in response to the movements of the thumbstick.