Demonstrating the const type qualifier : const « Language Basics « C++ Tutorial

1. C++ Tutorial
2. Language Basics
3. const

#include <iostream>
using std::cout;
using std::endl;

void f( const int [] );

int main()
{
   int a[] = { 10, 20, 30 };

   f( a );
   cout << a[ 0 ] << ' ' << a[ 1 ] << ' ' << a[ 2 ] << '\n';

   return 0;
}

void f( const int b[] )
{
   cout << b[ 0 ]; 
}

1010 20 30