Mac Day 15 - Objective C - NSMutableArray

NSMutableArray : 動態陣列




1. [NSMutableArray array]
    [[[NSMutableArray alloc] init] autorelease]

2.  addObject

NSMutableArray *array = [NSMutableArray array];
 [array addObject:@"first"];
 [array addObject:@"second"];

3. 個數
[array count];