已采納回答 / qq_圖長伴_03445938
?? NSEnumerator
*en = [array objectEnumerator];33 ? ?????id
obj; ? ?34 ? ?????int?j
= 0 ; ? ?35 ? ?????while?(obj
= [en nextObject]) { ? ?36 ? ?????????NSLog(@"5遍歷array：%d-->%@",j,obj); ? ?37 ? ?????????j++; ? ?38 ? ?????} ? ?
2016-06-07
最新回答 / 無謂艱苦
#import <Foundation/Foundation.h>#import "PeopleAll.h"int main(int argc, const char * argv[]) {? ? @autoreleasepool {? ? ? ? PeopleAll *people1 = [[PeopleAll alloc] init];? ? ? ? PeopleAll *people2 = [[PeopleAll alloc] init];? ? ? ? PeopleAll *peopl...
2015-12-03
已采納回答 / 791956776
對象方法：[[NSDictionary alloc] init];靜態方法：[NSDictionary dictionary];字面量：@{};這個靜態方法只是對對象方法的一層封裝，字面量是用語法糖的簡寫。NSArray，NSString等都是一樣的
2015-10-11
最新回答 / 慕仰0613825
//迭代器? ? ? ? NSEnumerator *enumerator = [array1 objectEnumerator];? ? ? ? id obj = nil;? ? ? ? while(obj = [enumerator nextObject]){? ? ? ? ? ? NSLog(@"obj=%@",obj);? ? ? ? }
2015-07-31
