oc描述器排序

int main(int argc, const char * argv[]) {

@autoreleasepool {

NSArray *array = @[CreateDict(@"王思聪", 27, YES),

CreateDict(@"范冰冰", 35, NO),

CreateDict(@"马云", 51, YES),

CreateDict(@"霍建华", 36, YES),

CreateDict(@"赵丽颖", 28, NO)];

//第1题 请按照年龄的升序排序输出，输出样式为：王思聪，男性，今年27岁

NSSortDescriptor *ageWithSort=[[NSSortDescriptor alloc]initWithKey:kAge ascending:YES];

NSArray *elementarr=[NSArray arrayWithObjects:ageWithSort,nil];

NSArray *sortArray=[array sortedArrayUsingDescriptors:elementarr];

NSLog(@"第一题");

NSLog(@"排序后:");

for (NSDictionary *dic in sortArray) {

int i=[dic[@"gender"]intValue];

if (i==1) {

NSString *str=@"男性";

NSLog(@"%@,%@,今年%@岁",dic[kName],str,dic[kAge]);

}

if (i==0) {

NSString *str1=@"女性";

NSLog(@"%@,%@,今年%@岁",dic[kName],str1,dic[kAge]);

}

}