// 空ã®é åã®çæ NSMutableArray *a = [[NSMutableArray alloc] init]; NSLog(@"a = %@", a); //=> [] NSLog(@"a.count = %d", [a count]); //=> 0 [a release]; // å¤ãæå®ããé åã®çæ a = [[NSMutableArray alloc] initWithObjects: @"first", @"second", @"third", nil]; NSLog(@"a = %@", a); //=> [first, second, third] // è¦ç´ ã®è¿½å [a addObject: @"fourth"]; NSLog(@"a = %@", a); //=> [first, second, third, fourth] // é åã«ããè¦ç´ ã®è¿½å NS
{{#tags}}- {{label}}
{{/tags}}