Error C2065 Jawt_version_1_4 Undeclared Identifier
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Error C2065 Undeclared Identifier C++
Badges Ask Question x Dismiss Join the Stack Overflow Community Stack Overflow is a community of 4.7 million programmers, just like you, helping each error c2065 'string' undeclared identifier other. Join them; it only takes a minute: Sign up What is an 'undeclared identifier' error and how do I fix it? up vote 13 down vote favorite 8 What are undeclared identifier errors? What are common causes
Error C2065 Cin Undeclared Identifier
and how do I fix them? Example error texts: For the Visual Studio compiler: error C2065: 'printf' : undeclared identifier For the GCC compiler: `printf' undeclared (first use in this function) c++ compiler-errors declaration undeclared-identifier share|improve this question edited Mar 16 at 22:19 Vlad from Moscow 1 asked Mar 5 '14 at 11:55 sashoalm 18.9k32151323 Good, now all there's left to do is use a more "C++" identifier, like the i/o streams. –Medinoc Mar 5 error c2065 printf undeclared identifier '14 at 12:10 A very common case is including
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Error C2065 Endl Undeclared Identifier
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Error C2065 Null Undeclared Identifier
Questions Jobs Documentation Tags Users Badges Ask Question x Dismiss Join the Stack Overflow Community Stack Overflow is a community of 4.7 error c2065 cstring undeclared identifier million programmers, just like you, helping each other. Join them; it only takes a minute: Sign up error C2065: 'socklen_t' : undeclared identifier up vote 0 down vote favorite 1 The whole error is: Error 1 http://stackoverflow.com/questions/22197030/what-is-an-undeclared-identifier-error-and-how-do-i-fix-it error C2065: 'socklen_t' : undeclared identifier c:\users\richard\documents\visual studio 2010\projects\server\server\server.cpp 41 1 Server This is the problematic line: int iRcvdBytes=recvfrom(iSockFd, buff, 1024000, 0, (struct sockaddr*)&cliAddr, (socklen_t*)&cliAddrLen); I have these headers included: #include
here for a quick overview of the site Help Center Detailed answers to any questions you might have Meta Discuss the workings and policies of this site About Us Learn more about Stack Overflow the company Business Learn more about hiring http://stackoverflow.com/questions/20901934/error-c2065-long64-undeclared-identifier developers or posting ads with us Stack Overflow Questions Jobs Documentation Tags Users Badges Ask Question x Dismiss Join the Stack Overflow Community Stack Overflow is a community of 4.7 million programmers, just like you, helping each other. Join them; it only takes a minute: Sign up error c2065 :'LONG64' : undeclared identifier up vote 0 down vote favorite I have a c2965 problem that I need to get solved. I am new to c++ and when I try error c2065 to compile my script I get the following error. error c2065:'long64' : undeclared identifier on the line long64 *x, *y; I am not sure what have caused this and it seems that this is a relatively uncommon issue. I work on a 64bit system and uses a 64bit compiler installed in visual studio 2008. If anyone know the cause, please answer this. Thanks beforehand c++ compiler-errors share|improve this question edited Dec 7 '15 at 12:40 Vlad from Moscow 1 error c2065 jawt_version_1_4 asked Jan 3 '14 at 10:53 patrik 3,1531823 3 Is it LONG64 or long64? Neither are standard, and no standard 64-bit minimum type came until C++11. If you're talking about the Windows API type LONG64, you'll have to at least include the header. –chris Jan 3 '14 at 10:54 1 Where did you get this declaration from? What made you type long64? –Joseph Mansfield Jan 3 '14 at 10:55 Sorry a typo, changed to long64, the code is a mex submission in matlab and I am not completely sure who the writer is, I have just began to learn c++ and have never worked in 64bit before. –patrik Jan 3 '14 at 11:01 possible duplicate of What is an 'undeclared identifier' error and how do I fix it? –sashoalm Mar 5 '14 at 13:26 Thanks I will remove this –patrik Mar 5 '14 at 15:23 add a comment| 1 Answer 1 active oldest votes up vote 2 down vote accepted The error message is clear enough: the compiler does not see the definition of name long64, It is possible that the corresponding definition is present in some header file that you forgot to include in the module. You can try to include header
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