How to store CGPoint or CGRect in NSArray?

// Storing to an array

2NSArray *myarray = [NSArray arrayWithObjects: 

3        [NSValue valueWithCGPoint:CGPointMake(10,10)],

4        [NSValue valueWithCGRect:CGRectMake(0,0,320,480)],  nil];

5 

6// Getting from the array

7NSValue *val = [myarray objectAtIndex:0];

8CGPoint p = [val CGPointValue];