pr03010a.cpp

来自「c++编程宝典源码及Quincy99编译器 是《标准C++编程宝典》电子工业出」· C++ 代码 · 共 44 行

////////////////////////////////////////
// File Name: pr03010a.cpp
////////////////////////////////////////
#include <iostream>

// Array of string pointers to be sorted.
static const char* brothers[] =
{
    "Frederick William",
    "Joseph Jensen",
    "Harry Alan",
    "Walter Ellsworth",
    "Julian Paul"
};

// Linkage specification.
extern "C"
{
    // Prototype of C function.
    void SortCharArray(const char**);

    // C++ function to be called from the C program
    int SizeArray()
    {
        return sizeof brothers / sizeof (char*);
    }
}

////////////////////////////////////////
// The main() function.
////////////////////////////////////////
int main()
{
    // Sort the pointers.
    SortCharArray(brothers);

    // Display the brothers in sorted order.
    int size = SizeArray();
    for (int i = 0; i < size; i++)
        std::cout << brothers[i] << std::endl;

    return 0;
}