moneypunct::frac_digits

傳回數字的數目的地區設定特性計數為顯示在任何小數點右邊。

int frac_digits( ) const;

傳回值

數字的數目的地區設定特性計數顯示的任何小數點右邊。

備註

成員函式傳回 do_frac_digits。

範例

// moneypunct_frac_digits.cpp
// compile with: /EHsc
#include <locale>
#include <iostream>
#include <sstream>
using namespace std;
int main( )
{
   locale loc( "german_germany" );

   const moneypunct <char, true> &mpunct = 
       use_facet <moneypunct <char, true> >(loc);
   for (unsigned int i = 0; i <mpunct.grouping( ).length( ); i++ )
   {
      cout << loc.name( ) << " international grouping:\n the "
           << i <<"th group to the left of the radix character "
           << "is of size " << (int)(mpunct.grouping ( )[i]) 
           << endl;
   }
   cout << loc.name( ) << " international frac_digits\n to the right"
        << " of the radix character: "
        << mpunct.frac_digits ( ) << endl << endl;

   const moneypunct <char, false> &mpunct2 = 
       use_facet <moneypunct <char, false> >(loc);
   for (unsigned int i = 0; i <mpunct2.grouping( ).length( ); i++ )
   {
      cout << loc.name( ) << " domestic grouping:\n the "
           << i <<"th group to the left of the radix character "
           << "is of size " << (int)(mpunct2.grouping ( )[i]) 
           << endl;
   }
   cout << loc.name( ) << " domestic frac_digits\n to the right"
        << " of the radix character: "
        << mpunct2.frac_digits ( ) << endl << endl;
}

需求

標題: <locale>

命名空間: std

請參閱

參考

moneypunct Class