error LNK2001: unresolved external symbol "public: int __thiscall A<int>::get(void)" (?get@?$A@H@@QA...

本文解决了类模板成员函数在VC6.0中出现的错误问题。通过将成员函数的实现放在头文件中,可以避免错误的发生。

关于此类错误,网上有各种各样的解释,而本人遇到的问题是:

将类模板成员函数的声明和实现分离。

将成员函数的实现也放到头文件中就没事了。

说明一下,我用的是vc6.0

在引用读卡器头文件时,会报错TransJoborderDlg.obj : error LNK2001: unresolved external symbol "int (__stdcall* TyA_CS_Write)(void *,unsigned char,unsigned char *)" (?TyA_CS_Write@@3P6GHPAXEPAE@ZA) TransJoborderDlg.obj : error LNK2001: unresolved external symbol "int (__stdcall* TyA_CS_Read)(void *,unsigned char,unsigned char *,unsigned char *)" (?TyA_CS_Read@@3P6GHPAXEPAE1@ZA) TransJoborderDlg.obj : error LNK2001: unresolved external symbol "int (__stdcall* TyA_CS_Authentication2)(void *,unsigned char,unsigned char,unsigned char *)" (?TyA_CS_Authentication2@@3P6GHPAXEEPAE@ZA) TransJoborderDlg.obj : error LNK2001: unresolved external symbol "int (__stdcall* TyA_Halt)(void *)" (?TyA_Halt@@3P6GHPAX@ZA) TransJoborderDlg.obj : error LNK2001: unresolved external symbol "int (__stdcall* TyA_Select)(void *,unsigned char *,unsigned char,unsigned char *)" (?TyA_Select@@3P6GHPAXPAEE1@ZA) TransJoborderDlg.obj : error LNK2001: unresolved external symbol "int (__stdcall* TyA_Anticollision)(void *,unsigned char,unsigned char *,unsigned char *)" (?TyA_Anticollision@@3P6GHPAXEPAE1@ZA) TransJoborderDlg.obj : error LNK2001: unresolved external symbol "int (__stdcall* TyA_Request)(void *,unsigned char,unsigned short *)" (?TyA_Request@@3P6GHPAXEPAG@ZA) TransJoborderDlg.obj : error LNK2001: unresolved external symbol "int (__stdcall* Sys_InitType)(void *,unsigned char)" (?Sys_InitType@@3P6GHPAXE@ZA) TransJoborderDlg.obj : error LNK2001: unresolved external symbol "int (__stdcall* Sys_SetAntenna)(void *,unsigned char)" (?Sys_SetAntenna@@3P6GHPAXE@ZA) TransJoborderDlg.obj : error LNK2001: unresolved external symbol "int (__stdcall* Sys_SetBuzzer)(void *,unsigned char)" (?Sys_SetBuzzer@@3P6GHPAXE@ZA) TransJoborderDlg.obj : error LNK2001: unresolved external symbol "int (__stdcall* Sys_SetLight)(void *,unsigned char)" (?Sys_SetLight@@3P6GHPAXE@ZA) TransJoborderDlg.obj : error LNK2001: unresolved external symbol "int (__stdcall* Sys_Close)(void * *)" (?Sys_Close@@3P6GHPAPAX@ZA) TransJoborderDlg.obj : error LNK2001: unresolved external symbol "int (__stdcall* Sys_IsOpen)(void *)" (?Sys_IsOpen@@3P6GHPAX@ZA) TransJoborderDlg.obj : error LNK2001: unresolved external symbol "int (__stdcall* Sys_Open)(void * *,unsigned long,unsigned short,unsigned short)" (?Sys_Open@@3P6GHPAPAXKGG@ZA) TransJoborderDlg.obj : error LNK2001: unresolved external symbol "int (__stdcall* Sys_GetHidSerialNumberStr)(unsigned long,unsigned short,unsigned short,char *,unsigned long)" (?Sys_GetHidSerialNumberStr@@3P6GHKGGPADK@ZA) TransJoborderDlg.obj : error LNK2001: unresolved external symbol "int (__stdcall* Sys_GetDeviceNum)(unsigned short,unsigned short,unsigned long *)" (?Sys_GetDeviceNum@@3P6GHGGPAK@ZA)这个如何解决
最新发布
07-03
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