解决方案 »

  1.   

    我在邮件里也回了。
    我看到你已经把JSON解析成字典数组了,那么你应该用谓词做一个过滤:
    类似于这样:
        NSArray *arr =  @[
                            @{@"job_name": @"test",
                              @"job_city": @"上海",
                            },
                            @{@"job_name": @"test1",
                              @"job_city": @"北京",
                              },
                            @{@"job_name": @"test2",
                              @"job_city": @"北京",
                              },
                            @{@"job_name": @"test3",
                              @"job_city": @"上海",
                              }
                          ];
        NSPredicate *predicate = [NSPredicate predicateWithFormat:@"job_city == '上海'"];
        NSArray *result = [arr filteredArrayUsingPredicate:predicate];