an error when vs2015 link:
1> Picture.obj: error LNK2001: unresolved external symbol __imp__fopen
1> RenderView.obj: error LNK2001: unresolved external symbol __imp__fopen
1> 3DEditorDoc.obj: error LNK2019: unresolved external symbols __imp__fopen, the symbol in the letter ...
Tips such as these __imp_fopen, fopen, fprintf such a fundamental part of the system functions, mostly because that is not loaded into the library: msvcrtd.lib, information about the library can refer to this link :( HTTP: //www.cnblogs. COM / Romi / Archive / 2012/09/01 / 2666861.html )
#pragma comment(lib,"msvcrtd.lib")
If still not resolved, please refer to the Microsoft official related documents: https://msdn.microsoft.com/query/dev14.query?appId=Dev14IDEF1&l=ZH-CN&k=k(LNK2019)&rd=true