An HTML input element of type hidden, that is, an input element that is invisible to the user.
Use this component to pass variables from page to page.
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A. B. C. D.A.
The correct answer to the question is A. apex:inputHidden.
Explanation:
In Apex and Visualforce Controllers, we can use apex:inputHidden component to create an HTML input element of type hidden, which is not visible to the user on the page. This component is commonly used to pass variables from one page to another.
The apex:inputHidden component is typically used to store data that needs to be passed to the server when the form is submitted. This data is not visible to the user but is available to the server-side controller when the form is submitted.
Here is an example of how to use the apex:inputHidden component:
php<apex:page> <apex:form> <apex:inputHidden value="{!myVariable}" id="myHiddenField"/> <apex:commandButton value="Submit" action="{!myControllerMethod}"/> </apex:form> </apex:page> In the above example, we have defined an apex:inputHidden component with an id of "myHiddenField" and bound it to a variable called "myVariable" using the value attribute. We have also added a submit button to the form, which is bound to a controller method called "myControllerMethod".
When the user clicks the submit button, the data stored in the apex:inputHidden component will be sent to the server as part of the form submission. The server-side controller can then access this data and use it in processing the form submission.
In conclusion, the correct answer to the question is A. apex:inputHidden, as it allows us to create an HTML input element of type hidden that is not visible to the user and is commonly used to pass variables from one page to another.