iOS10跳转wifi页面

    NSString * urlString = @"App-Prefs:root=WIFI";
    if ([[UIApplication sharedApplication] canOpenURL:[NSURL URLWithString:urlString]]) {
        if (iOS10) {
            [[UIApplication sharedApplication] openURL:[NSURL URLWithString:urlString] options:@{} completionHandler:nil];
        } else {
            [[UIApplication sharedApplication] openURL:[NSURL URLWithString:@"prefs:root=WIFI"]];
        }
    }


pch 
#define iOS10 ([[UIDevice currentDevice].systemVersion doubleValue] >= 10.0)