The first kind of understandingFor example, you have developed a DLL library in C + +, in order to enable the C language to call your DLL output (export) function, you need to use extern "C" to force the compiler not to modify your
The name of the
Almost all programmers in the first class are learning HelloWorld program, let's go over the classic C language Helloworl
Copy Code code as follows:
* HELLO.C * *
#include
int main ()
{
printf ("Hello world!\n");
return 0
For example, if you have developed a dll library using C ++, in order to enable the C language to call your DLL output (export) function, you need to use extern "c" to force the compiler not to modify your function name. Generally, you can see code
About Extern_cTypically, a code similar to the following is often seen in the header file of the C language:#ifdef __cplusplus extern"C" { #endif /* * * * * * * Some declaration or so * ** * #ifdef __cplusplus } #endif /* End of _
"description" This article reproduced from the East Sunrise West Rain article http://songpengfei.iteye.com/blog/1100239-----------------------------------------For example, you have developed a DLL library with C, in order to enable the C + +
For example, you have developed a DLL library with C, in order to enable the C + + language to call your DLL output (export) function, you need to use extern "C" to force the compiler not to modify your function name.Typically, a code similar to the
Transferred from: http://blog.csdn.net/ljfth/article/details/3965871The first kind of understandingFor example, you have developed a DLL library in C + +, in order for C to be able to call your DLL output (export) function, you need to use extern "C"
about Extern_cTypically, a code similar to the following is often seen in the header file of the C language:[Plain]View Plaincopyprint?
#ifdef __cplusplus
extern "C" {
#endif
/**** some declaration or so *****/
Determination of variable types in javascript
In JavaScript, there are 5 basic data types and 1 complex data type. The basic data types include:Undefined,Null,Boolean,NumberAndString; The complex data type isObject,ObjectIt also subdivided into
In JavaScript, there are 5 basic data types and 1 complex data types, with basic data types: Undefined, Null, Boolean, number, and string; Complex data types are also subdivided into many specific types in object,object. For example: Array, Function,
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