Difference between Action Function and Action Support

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Difference between Action Function and Action Support Explained,

apex:actionFunction
apex:actionSupport
A component that provides support for invoking controller action methods directly from JavaScript code using an AJAX request.
 It  only provides support for invoking controller action methods from other Visualforce.
It can be used to call action method on different event
It can be used to call action method on  single event
Both action function and action support can be used to call a controller method using an AJAX request
Both action function and action support can be used to call a controller method using an AJAX request
In Simple difference, Action function can call the controller method from java script
In Simple difference, Action support adds AJAX support to another visualforce component and then call the controller method.

 

Click here for Action Function Example :- http://www.sfdcpanda.com/visualforce-actionfunction-explained/

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