ASI-文件下载

来源：互联网发布：mac原生ntfs 编辑：程序博客网时间：2024/06/10 02:32

文件下载

#import "SNViewController.h"#import "ASIHTTPRequest.h"@interface SNViewController ()@property(nonatomic, strong) ASIHTTPRequest *request;@property (weak, nonatomic) IBOutlet UIProgressView *progressView;@end@implementation SNViewController- (void)viewDidLoad{    [super viewDidLoad];        [self download];    }-(void)download{    //1.创建请求对象    NSURL *url = [NSURL URLWithString:@"http://update.55115511.cn/android/suizb/szb.apk"];    self.request = [ASIHTTPRequest requestWithURL:url];        //2.设置所下载的文件保存路径    NSString *cache = [NSSearchPathForDirectoriesInDomains(NSCachesDirectory, NSUserDomainMask, YES)lastObject];       NSString *filepath = [cache stringByAppendingPathComponent:@"szb.apk"];    NSLog(@"%@", filepath);    self.request.downloadDestinationPath = filepath;        //3.设置下载代理    self.request.downloadProgressDelegate = self.progressView;        //4.支持断点下载    self.request.allowResumeForFileDownloads = YES;        //5.发送下载请求    [self.request startAsynchronous];    }

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