isspace

Sprawdza, czy element w ustawieniach regionalnych jest znak spacji.

template<Class CharType> 
   bool isspace( 
      CharType _Ch,  
      const locale& _Loc 
   )

Parametry

• _Ch
  Element ma być testowane.

• _Loc
  Ustawienia regionalne, zawierający element ma być badana.

Wartość zwracana

TRUE Jeśli element testowane jest znak światła; false Jeśli nie jest.

Uwagi

Funkcja szablonu zwraca use_facet<ctype<CharType>>(_Loc).is(ctype<CharType>::space, _Ch).

Przykład

// locale_isspace.cpp
// compile with: /EHsc
#include <locale>
#include <iostream>

using namespace std;

int main( )   
{
   locale loc ( "German_Germany" );
   bool result1 = isspace ( 'L', loc );
   bool result2 = isspace ( '\n', loc );
   bool result3 = isspace ( ' ', loc );

   if ( result1 )
      cout << "The character 'L' in the locale is "
           << "a whitespace character." << endl;
   else
      cout << "The character 'L' in the locale is "
           << " not a whitespace character." << endl;

   if ( result2 )
      cout << "The character 'backslash-n' in the locale is "
           << "a whitespace character." << endl;
   else
      cout << "The character 'backslash-n' in the locale is "
           << " not a whitespace character." << endl;

   if ( result3 )
      cout << "The character ' ' in the locale is "
           << "a whitespace character." << endl;
   else
      cout << "The character ' ' in the locale is "
           << " not a whitespace character." << endl;
}

Dane wyjściowe

The character 'L' in the locale is  not a whitespace character.
The character 'backslash-n' in the locale is a whitespace character.
The character ' ' in the locale is a whitespace character.

Wymagania

Nagłówek:<ustawień regionalnych>

Przestrzeń nazw: std