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Pavan kumar 546Pavan kumar 546 

What is the real use of Extensions in Visualforce can any one explain please?

Best Answer chosen by Pavan kumar 546
James LoghryJames Loghry
To add to Andy Boettcher's comment, extensions can also be used to override methods in standard controllers such as save, edit, and delete.

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Andy BoettcherAndy Boettcher
An Extension is an APEX class that augments the standardController functionality on a Visualforce page.
James LoghryJames Loghry
To add to Andy Boettcher's comment, extensions can also be used to override methods in standard controllers such as save, edit, and delete.
This was selected as the best answer