中文数组排序

#import <Foundation/Foundation.h>

 

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

    @autoreleasepool {

        /* 第1题 请将如下数据存储成字典，并将字典内容以字符串形式输出，输出："XXX,年龄XXX岁，科目XXX,分数XXX"（将XXX替换为相应的数据）。

         */

        NSString *name = @"张三";

        NSInteger age = 22;

        NSNumber  *score=@88.7;

        NSString *subject = @"数学";

        NSDictionary *dic=[[NSDictionary alloc]initWithObjectsAndKeys:name,@"name",@(age),@"age",score,@"score",subject,@"subject", nil];

        NSLog(@"%@,年龄%@岁，科目%@，分数%@",dic[@"name"],dic[@"age"],dic[@"subject"],dic[@"score"]);

        //第2题:12,9,34,56,11存入NSArray数组，输出结果:1)倒序输出2）降序输出

        

NSArray *arr1=@[@12,@9,@34,@56,@11];

NSLog(@"--------1-1-------------");

for (NSInteger i=[arr1 count]-1;i>=0;i--){

    

    NSLog(@"%@",arr1[i]);

    

}NSLog(@"--------1-2------------");

        NSArray* reversedArray = [[arr1 reverseObjectEnumerator] allObjects];

        

        NSLog(@"---------------------");

        for (id i in reversedArray){

            

            NSLog(@"%@",i);

            

        }

NSLog(@"---------2------------");

 

NSComparator comp=^(id obj1,id obj2){

    

    NSComparisonResult result=[obj2 compare: obj1];

    

    return result;

    

};

 

NSArray *sortedArr=[arr1 sortedArrayUsingComparator:comp];

 

for (id i in sortedArr){

    

    NSLog(@"%@",i);

    

}

         /* 第3题 判断中间目录是否存在

         比如 传入字符串 @"/home/qianfeng/oc.txt" 和 @"qianfeng"

         返回:YES

         传入字符串 @"/usr/qianfeng/oc.txt 和 @"fengqian"

         返回:NO

         */

        NSString *str=@"/home/qianfeng/oc.txt";

        NSRange rang1=[str rangeOfString:@"qianfeng"];

        if(rang1.location==NSNotFound){

            NSLog(@"not found");

        }

        else{

            NSLog(@"found at loacation:%ld",rang1.location);

        }

        NSRange rang2=[str rangeOfString:@"fengqian"];

        if(rang2.location==NSNotFound){

            NSLog(@"not found");

        }

        else{

            NSLog(@"found at loacation:%ld",rang2.location);

        }

        /* 第4题数组内元素按中文排序

         */

NSArray *arr2=@[@"小雨",@"安安",@"小风",@"荣荣",@"张涛",@"李文荣"];

        NSComparator sortblock1=^(id obj1,id obj2){

            return [obj1 localizedCompare:obj2];

        };

        NSArray *sortarray1=[arr2 sortedArrayUsingComparator:sortblock1];

        for(id str in sortarray1){

            NSLog(@"%@",str);

        }

    }

    return 0;

}