How to refresh the table view when we scroll up

Can we implement pull to refresh feature on a custom view controller开发者_JS百科 which has tableviewcontroller. My view controller is not a table view controller, i have a tableviewcontroller on UIView and I want to refresh this tableview on pulling the screen down. How can I implement this feature.

i tried with github examples but no luck...if you know plesae provide me some sample code than that will help for me.

Thanks in advance....

Here is the good example of iphone -pull-to-refresh tableview

It may help you

[tableView reloadData];