随机数种子 srand ((unsigned)time(nullptr)); 这句代码报错 ‘nullptr’ was not declared in this scope
"Compile++ thumb : cocos2dcpp_shared <= GameHelp.cpp
"Compile++ thumb : cocos2dcpp_shared <= Music.cpp
"Compile++ thumb : cocos2dcpp_shared <= UILayer.cpp
jni/…/…/Classes/UILayer.cpp: In member function ‘void UILayer::NPCfapai()’:
jni/…/…/Classes/UILayer.cpp:144:24: error: ‘nullptr’ was not declared in this scope
make: *** Error 1