检查互联网连接
问题描述:
我试过检查是否有连接到google.com 但是这种方法无法正常工作? 你能告诉我我的错吗? 此致拉斐尔检查互联网连接
- (BOOL)networkConnected {
SCNetworkReachabilityFlags flags = 0;
SCNetworkReachabilityRef netReachability;
BOOL retrievedFlags = NO;
netReachability = SCNetworkReachabilityCreateWithName(CFAllocatorGetDefault(), [@"http://www.google.com" UTF8String]);
if (netReachability) {
retrievedFlags = SCNetworkReachabilityGetFlags(netReachability, &flags);
CFRelease(netReachability);
}
if (!retrievedFlags || !flags) {
NSLog(@"no");
return NO;
}
NSLog(@"yes");
return YES;
}
答
你可以使用这个在Objective-C的iPhone?
DWORD flags, reserved;
flags = reserved = 0;
if(!InternetGetConnectedState(&flags, reserved))
{
// No internet connection
} else {
// Have internet connection
}
非常感谢。我已经从“高级iOS编程”一书中获得了我的代码[1]。但Apple的Reachability Samplecode对我来说效果更好。谢谢你的提宝。你的,拉斐尔[1] http://www.amazon.de/Advanced-iOS-Programming-Applications-Application/dp/0470971231/ref=sr_1_1?ie=UTF8&s=books-intl-de&qid=1299947533&sr=8-1, – Raphael 2011-03-12 16:35:03
如果我的答案帮助您将其标记为正确的答案。 – 2011-03-14 07:26:43