copystr.cpp

来自「本课程主要介绍面向对象程序设计的方法和c++语言的基本概念。以c++语言中的面向」· C++ 代码 · 共 22 行

// copystr.cpp
// copies one string to another with pointers
#include <iostream>
using namespace std;

int main()
   {
   void copystr(char*, const char*);  //prototype
   char* str1 = "Self-conquest is the greatest victory.";
   char str2[80];               //empty string

   copystr(str2, str1);         //copy str1 to str2
   cout << str2 << endl;        //display str2
   return 0;
   }
//--------------------------------------------------------------
void copystr(char* dest, const char* src)
   {
   while( *src )                //until null character,
      *dest++ = *src++;         //copy chars from src to dest
   *dest = '\0';                //terminate dest
   }