ios用户信息输出与修改

 

#import <Foundation/Foundation.h>

 

static NSString * const kName = @"name";

static NSString * const kAge = @"age";

static NSString * const kGender = @"gender";

 

inline static NSMutableDictionary *CreateDict(NSString *name, NSInteger age,  BOOL isMale){

    NSMutableDictionary *dict = [[NSMutableDictionary alloc] initWithDictionary:@{kName:name,kAge :@(age),kGender :@(isMale)}];

    return dict;

}

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

        NSLog(@"操作前数据＝＝＝＝＝＝＝＝＝");

        for (NSDictionary *dic in array) {

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

            if (num==1) {

                NSLog(@"姓名:%@,性别:男 今年:%@",dic[kName],dic[kAge]);

            } else {

                NSLog(@"姓名:%@,性别:女 今年:%@",dic[kName],dic[kAge]);

            }

        }

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

        

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

        NSArray *sortArray=[array sortedArrayUsingDescriptors:elementarr];

        

        NSLog(@"排序后数据📚📚📚📚📚📚📚📚📚📚📚📚");

        

        for (NSDictionary *dic in sortArray) {

 

        if (    [dic[kGender] isEqual:@YES]   ) {

                NSLog(@"姓名:%@,性别:男 今年:%@",dic[kName],dic[kAge]);

            } else {

                NSLog(@"姓名:%@,性别:女 今年:%@",dic[kName],dic[kAge]);

            }

        }

    

                //第2题 请输出女性信息，输出样式为：范冰冰大美女，今年35岁

        NSLog(@"第二题📚📚📚📚📚📚📚📚📚📚📚📚");

    for (NSDictionary *dics in sortArray) {

        

        if ([dics[kGender]isEqual:@YES]) {

            NSLog(@"姓名:%@大美女，今年:%@",dics[kName],dics[kAge]);

        }

    }

    

        //第3题 请将“马云”的年龄改为41岁

        NSLog(@"第三题📚📚📚📚📚📚📚📚📚📚📚📚");

        for (NSDictionary *dicss in sortArray) {

            if ([[dicss objectForKey:kName] isEqual:@"马云"]) {

                

                [dicss setValue:@"41" forKey:kAge];

            }

           

        }

        for (NSDictionary *dic in sortArray) {

            if ([dic[kGender]isEqual:@YES]) {

                NSLog(@"姓名:%@,性别:男 今年:%@",dic[kName],dic[kAge]);

            } else {

                NSLog(@"姓名:%@,性别:女 今年:%@",dic[kName],dic[kAge]);

            }

        }

 

        }

    return 0;

}