Block based Category additions for AlertView and ActionSheets
http://blog.mugunthkumar.com/coding/ios-code-block-based-uialertview-and-uiactionsheet
Do whatever you want to do with this code. But don't remove the attribution from the source code while re-distribution.
If you use this code in your apps, attribution is not necessary on the product, but you must retain the license/copyright notices on the source code.
Block based Category additions for AlertView and ActionSheets
http://blog.mugunthkumar.com/coding/ios-code-block-based-uialertview-and-uiactionsheet