iPhone获取WiFi的名称即SSID

导入包头

#import <SystemConfiguration/CaptiveNetwork.h> 

//获取ssid

- (id)fetchSSIDInfo

{

    NSArray *ifs = (__bridge
id)CNCopySupportedInterfaces();

    DLog(@"ifs is %@",ifs);

    id infossid =
nil;

    for (NSString *ifnam
in ifs) {

        infossid = (__bridge
id)CNCopyCurrentNetworkInfo((__bridge
CFStringRef)ifnam);

        DLog(@"ssid is %@",infossid);

        if (infossid && [infossid
count]) {

            break;

        }

    }

    return infossid ;

}