Round a float up to the next integer in objective C?

Question

How can I round a float up to the next integer value in objective C?

1.1 -> 2
2.3 -> 3
3.4 -> 4
3.5 -> 4
3.6 -> 4
1.0000000001 -> 2
         


        

Answer 1

Use the ceil() function.

Someone did a little math in Objective C writeup here: http://webbuilders.wordpress.com/2009/04/01/objective-c-math/