ios--网络请求

#import "ViewController.h"
#import "URLService.h"
#import "HttpRequest.h"
#import "Weather.h"
@interface ViewController ()
{
    NSMutableDictionary *dic;
}
@end

@implementation ViewController

- (void)viewDidLoad {
    [super viewDidLoad];
    [self getURLDatasWithCity:@"北京"];
}

#pragma mark ------请求天气
- (void)getURLDatasWithCity:(NSString *)MyCity {
    URLService *urlSer = [[URLService alloc] initWithCompletion:^(id passData, BOOL success) {
        
        dic = [[NSMutableDictionary alloc] init];
        dispatch_async(dispatch_get_main_queue(), ^{
            dic = [passData mutableCopy];
        });
    }];
    
    [urlSer getWeatherByCity:MyCity];
}