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我在執行asihttprequest的Reachability類時遇到了問題。如何實現ASIHttpRequest可達性
我跟着this example但我的選擇器從來沒有實現。這裏是我的代碼
[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(ReachabilityChanged:) name:kReachabilityChangedNotification object:nil];
Reachability *reach = [Reachability reachabilityForInternetConnection];
[reach startNotifier];
-(void)ReachabilityChanged:(Reachability *)reach{
if ([reach isReachable]) {
NSLog(@"reachable");
}else{
NSLog(@"not reachable");
}
}
我也試過Reachability *reach = [Reachability reachabilityWithHostName:@"http://google.com"];