摘要：
UptownInforController *uptownInfor = [[UIStoryboard storyboardWithName:@"UptownRenovationMain" bundle:nil]instantiateViewControllerWithIdentifier:... 阅读全文
摘要：
if(m_result==nil){ NSLog(@"KDA!");}还有就是，从网上找到了用法：if([m_result isEqual：[NSNUll null]]){ NSLog(@"KDA!");} 阅读全文