Foundation Kit - NSArray

• NSArray is Cocoa Class that holds ordered list of objects.

• You can put any kind of object in NSArray, NSString or your constructed class objects like car, tyre, engine.

• Limitations

• It will hold only Object C objects. No primitives are allowed like int, float, enum, struct.
• You can't store nil (NULL value object) in NSArray.

• NSArray has two methods:

• (unsigned) count;
• (id) objectAtIndex (unsigned int) index;