第一次用简书写东西

头一次写文章,测试用.

staticvoidurl_session_manager_create_task_safely(dispatch_block_tblock) {

if(NSFoundationVersionNumber

// Fix of bug

// Open Radar:http://openradar.appspot.com/radar?id=5871104061079552(status: Fixed in iOS8)

// Issue about:https://github.com/AFNetworking/AFNetworking/issues/2093

dispatch_sync(url_session_manager_creation_queue(), block);

}else{

block();

}

}