What is the < apex:actionSupport> tag used for in Visualforce - ProProfs Discuss
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What is the < apex:actionSupport> tag used for in Visualforce pages?



A. To provide help and support content for buttons and links.
B. To trigger a second action when a button or link is clicked.
C. To trigger controller actions in response to DOM element events.
D. To create a JavaScript function that can trigger a controller action.

This question is part of developing software PD2-2
Asked by Catherine halcombe, Last updated: Jul 03, 2020

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4 Answers

Gourav

Gourav , Bangalore

Answered Jun 24, 2020

C. To trigger controller actions in response to DOM element events.
apex:actionSupport has below attributes:
event: It is DOM event that generates AJAX request like onclick,mouseover
action attribute - It specifies the controllers action method that will be invoked when event occurs.

 

n.lakhotia

N.lakhotia, Analyst at Deloitte, Hyderabad

Answered May 26, 2018

C. To trigger controller actions in response to DOM element events.

 

devilzP

DevilzP

Answered Apr 05, 2018

C. To trigger controller actions in response to DOM element events.

 

catherine halcombe

Catherine halcombe

Answered Feb 22, 2018

To create a Javascript function that can trigger a controller action.
 

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