fig18_21.cpp

来自「《c＋＋大学教程》源码」· C++ 代码 · 共 35 行

// Fig. 18.21: fig18_21.cpp
// Using atof.
#include <iostream>

using std::cout;
using std::endl;

#include <cstdlib>  // atof prototype

int main()
{
   double d = atof( "99.0" );

   cout << "The string \"99.0\" converted to double is "
        << d << "\nThe converted value divided by 2 is "
        << d / 2.0 << endl;

   return 0;

} // end main

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