fig08_31.cpp

是有关C++编程原理教程的例子程序,全,应该对大家有所帮助

// Fig. 8.31: fig08_31.cpp
// Using strcpy and strncpy.
#include <iostream>
using std::cout;
using std::endl;

#include <cstring> // prototypes for strcpy and strncpy
using std::strcpy;
using std::strncpy;

int main()
{
   char x[] = "Happy Birthday to You"; // string length 21
   char y[ 25 ];
   char z[ 15 ];

   strcpy( y, x ); // copy contents of x into y

   cout << "The string in array x is: " << x
      << "\nThe string in array y is: " << y << '\n';
   
   // copy first 14 characters of x into z
   strncpy( z, x, 14 ); // does not copy null character
   z[ 14 ] = '\0'; // append '\0' to z's contents

   cout << "The string in array z is: " << z << endl;
   return 0; // indicates successful termination
} // end main

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