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What Is The Difference Between Action Support And Action Function?

Answer»

Action function: 

Invoke the controller method from JAVA script using AJAX and we can USE action function from different places on visual force page.

Action support:

Invoke the controller method using AJAX when even occurs on page like onMouseOver, onClick, ect… and we can use action support for particular SINGLE apex COMPONENT.

Action function: 

Invoke the controller method from java script using AJAX and we can use action function from different places on visual force page.

Action support:

Invoke the controller method using AJAX when even occurs on page like onMouseOver, onClick, ect… and we can use action support for particular single apex component.



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