while (current!=NULL&*t->link!=first)修改成 while (current!=NULL && t->link!=first)
:error c2227:left of '->date'must point to class/struct/union 错误的原因是:指针类型变量才能使用->引用操作符 e:\1.cpp(35):error c2228:left of '.tag'must have class/struct/union type 错误的原因是:非指针结构体变量.引用操作符,也就是.tag左边的变量不是指针变量 struct node结构...
Hi, I have compiled my C++ project with openssl 1.1.1b libraries to support TLS1.3. But it is throwing below errors: error C2027: use of undefined type 'ssl_st' ..openssl-1.1.1b\include\openssl/ssl.h(209): note: see declaration of 'ssl_s...
# 2379 (094B) (RC2379): MQRC_NO_DATA_AVAILABLE # 2380 (094C) (RC2380): MQRC_SCO_ERROR # 2381 (094D) (RC2381): MQRC_KEY_REPOSITORY_ERROR # 2382 (094E) (RC2382): MQRC_CRYPTO_HARDWARE_ERROR # 2383 (094F) (RC2383): MQRC_AUTH_INFO_REC_COUNT_ERROR # 2384 (0950) (RC2384):...
編譯器錯誤 C2218 編譯器錯誤 C2219 編譯器錯誤 C2220 編譯器錯誤 C2222 編譯器錯誤 C2223 編譯器錯誤 C2224 編譯器錯誤 C2226 編譯器錯誤 C2227 編譯器錯誤 C2228 編譯器錯誤 C2229 編譯器錯誤 C2231 編譯器錯誤 C2232 編譯器錯誤 C2233 編譯器錯誤 C2234 ...
你在定义类B之前,只是声明了类A,这个声明是前向声明,在类A声明之后,定义之前,类A 是不完整类型,即已知A是一个类型,但不知道包含哪些成员。对于不完整类型,只能定义一个A类型的指针或引用,且不能访问它的成员,因为编译器只知道有类A存在而不知道类A到底是什么。
E:\大三\TEST\opencv1\opencv1.cpp(24) : error C2065: 'cvLoadImage' : undeclared identifier E:\大三\TEST\opencv1\opencv1.cpp(31) : error C2227: left of '->height' must point to class/struct/union E:\大三\TEST\opencv1\opencv1.cpp(32) : error C2227: left of '->...
/os/linux/sta_ioctl.c:2227: error: unknown field'private'specifiedininitializer../os/linux/sta_ioctl.c:2227: warning: initialization from incompatible pointertype../os/linux/sta_ioctl.c:2228: error: unknown field'num_private'specifiedininitializer../os/linux/sta_ioctl.c:2228: warning: excess...
C:\Users\Administrator\Desktop\标签空间再进一步\标签空间再进一步Dlg.cpp(134) : error C2227: left of '->Create' must point to class/struct/union C:\Users\Administrator\Desktop\标签空间再进一步\标签空间再进一步Dlg.cpp(135) : error C2227: left of '->Create' must point to class/struct/union...
d:\dlib\src\dlib\all../sockets/sockets_kernel_1.cpp(156): error C2027: use of undefined type 'hostent' [D:\dlib\build_x86_test\dlib_build\dlib_all_source_cpp.vcxproj] d:\dlib\src\dlib\all../sockets/sockets_kernel_1.cpp(156): error C2227: left of '->h_addr_list' must point...