1. ++, DLL, .
2. Visual C++ Win32.
3. Win32.
4. , MyExecRefsDll, . . , DLL. .
5. Win32 .
6. .
7. .
8. , .
1. . . MyExecRefsDll.cpp.
2. , DLL, . MyExecRefsDll, . , .NET Framework .
3. , . , . MathFuncsDll , .
4. DLL . C/C++, . MathFuncsDll.h. , ..\MathFuncsDll\. .
5. MyMathFuncs . MyExecRefsDll.cpp .
// MyExecRefsDll.cpp
// compile with: /EHsc /link MathFuncsDll.lib
#include <iostream>
#include "MathFuncsDll.h"
using namespace std;
int main()
{
double a = 7.4;
int b = 99;
cout << "a + b = " <<
MathFuncs::MyMathFuncs::Add(a, b) << endl;
cout << "a - b = " <<
MathFuncs::MyMathFuncs::Subtract(a, b) << endl;
cout << "a * b = " <<
MathFuncs::MyMathFuncs::Multiply(a, b) << endl;
cout << "a / b = " <<
MathFuncs::MyMathFuncs::Divide(a, b) << endl;
try
{
cout << "a / 0 = " <<
|
|
|
MathFuncs::MyMathFuncs::Divide(a, 0) << endl;
}
catch (const invalid_argument &e)
{
cout << "Caught exception: " << e.what() << endl;
}
return 0;
}
6. , .
1. , MyExecRefsDll . MyExecRefsDll .
2. , , . :
1. a + b = 106,4
2. a - b = -91,6
3. a * b = 732,6
4. a / b = 0,0747475
: b !
1. ?
2. .
3. , ?
4. , (LoadLibrary, FreeLibrary, GetProcAddress).
5. .DLL Asc2Un?
6. ?
7. ASCII Unicode.
