Collection Operators

Reading Chapter 7 – KVC/KVO of Cocoa Programming

https://www.bignerdranch.com/we-write/cocoa-programming/

And learning about Array Operators like

  • avg
  • count
  • max
  • min
  • sum

These could come in handy.

NSNumber *theAverages
theAverage = [employees valueForKey:@"avg.expectedRaise"];

They also have a forum (http://forums.bignerdranch.com)

Other Articles

http://nshipster.com/kvc-collection-operators/

Advertisements
  1. No trackbacks yet.

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out / Change )

Twitter picture

You are commenting using your Twitter account. Log Out / Change )

Facebook photo

You are commenting using your Facebook account. Log Out / Change )

Google+ photo

You are commenting using your Google+ account. Log Out / Change )

Connecting to %s

%d bloggers like this: