iOS 判断当前网络类型

- (void)NetworkStatusTo

{

NSArray *subviews = [[[[UIApplication sharedApplication] valueForKey:@"statusBar"] valueForKey:@"foregroundView"]subviews];

NSNumber *dataNetworkItemView = nil;

for (id subview in subviews) {

if([subview isKindOfClass:[NSClassFromString(@"UIStatusBarDataNetworkItemView") class]]) {

dataNetworkItemView = subview;

break;

}

}

switch ([[dataNetworkItemView valueForKey:@"dataNetworkType"]integerValue]) {

case 0:

NSLog(@"No wifi or cellular");

break;

case 1:

NSLog(@"2G");

break;

case 2:

NSLog(@"3G");

break;

case 3:

NSLog(@"4G");

break;

case 4:

NSLog(@"LTE");

break;

case 5:

NSLog(@"Wifi");

break;

default:

break;

}

}