How to get the OS X system version?

Question

I want to get the OS X system version, such as: 10.5.4, 10.4.8, etc. I want to get it in my app, how do I do this? Thanks!

Answer 1

-[NSProcessInfo operatingSystemVersionString] is human readable and localized. Appropriate for displaying to user or using in bug emails and such, but not appropriate for parsing.