ios数组字典混合运用

#import <Foundation/Foundation.h>

 

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

    @autoreleasepool {

        //数组

        NSArray *arr=@[@"1",@"2",@"3",@"4"];

        //数组中有数组

        NSArray *arr2=[NSMutableArray arrayWithArray:@[

  @[@"A1",@"B1",@"C1",@"D1"],

  @[@"A2",@"B2",@"C2",@"D2"],

  @[@"A3",@"B3",@"C3",@"D3"]]];

        //字典

        NSDictionary *dict=@{@"title":@"这里是title",

                             @"desc":@"这里是desc"};

        //字典 数组 混合

        NSArray *arrAndDisc=@[

        @{@"indexTitle":@"A",@"data":@[@"A1",@"A2",@"A3"]},

        @{@"indexTitle":@"D",@"data":@[@"D1",@"D2",@"D3"]},

        @{@"indexTitle":@"F",@"data":@[@"F1",@"F2",@"F3"]},];

        }

    return 0;

}