<iosfwd>

Iostreams boyunca kullanılan birkaç sınıf şablonuna ileriye doğru başvurular bildirir. Bu tür tüm sınıf şablonları diğer standart üst bilgilerde tanımlanır. Bu üst bilgiyi açıkça yalnızca bildirimlerinden birine ihtiyacınız olduğunda eklersiniz, ancak tanımına ihtiyaç duymazsınız.

Sözdizimi

#include <iosfwd>

Tür tanımları

typedef T1 streamoff;
typedef T2 streamsize;
typedef fpos streampos;

// char TYPE DEFINITIONS
typedef basic_ios<char, char_traits<char>> ios;
typedef basic_streambuf<char, char_traits<char>> streambuf;
typedef basic_istream<char, char_traits<char>> istream;
typedef basic_ostream<char, char_traits<char>> ostream;
typedef basic_iostream<char, char_traits<char>> iostream;
typedef basic_stringbuf<char, char_traits<char>> stringbuf;
typedef basic_istringstream<char, char_traits<char>> istringstream;
typedef basic_ostringstream<char, char_traits<char>> ostringstream;
typedef basic_stringstream<char, char_traits<char>> stringstream;
typedef basic_filebuf<char, char_traits<char>> filebuf;
typedef basic_ifstream<char, char_traits<char>> ifstream;
typedef basic_ofstream<char, char_traits<char>> ofstream;
typedef basic_fstream<char, char_traits<char>> fstream;

// wchar_t TYPE DEFINITIONS
typedef basic_ios<wchar_t, char_traits<wchar_t>> wios;
typedef basic_streambuf<wchar_t, char_traits<wchar_t>> wstreambuf;
typedef basic_istream<wchar_t, char_traits<wchar_t>> wistream;
typedef basic_ostream<wchar_t, char_traits<wchar_t>> wostream;
typedef basic_iostream<wchar_t, char_traits<wchar_t>> wiostream;
typedef basic_stringbuf<wchar_t, char_traits<wchar_t>> wstringbuf;
typedef basic_istringstream<wchar_t, char_traits<wchar_t>> wistringstream;
typedef basic_ostringstream<wchar_t, char_traits<wchar_t>> wostringstream;
typedef basic_stringstream<wchar_t, char_traits<wchar_t>> wstringstream;
typedef basic_filebuf<wchar_t, char_traits<wchar_t>> wfilebuf;
typedef basic_ifstream<wchar_t, char_traits<wchar_t>> wifstream;
typedef basic_ofstream<wchar_t, char_traits<wchar_t>> wofstream;
typedef basic_fstream<wchar_t, char_traits<wchar_t>> wfstream;

Bildirimleri ve sınıf şablonlarını iletme

template <class _Statetype>
class fpos;

template <class Elem>;
class char_traits;

class char_traits<char>;

class char_traits<wchar_t>;

template <class T>
class allocator;

class ios_base;

template <class Elem, class Tr = char_traits<Elem>>
class basic_ios;

template <class Elem, class Tr = char_traits<Elem>>
class istreambuf_iterator;

template <class Elem, class Tr = char_traits<Elem>>
class ostreambuf_iterator;

template <class Elem, class Tr = char_traits<Elem>>
class basic_streambuf;

template <class Elem, class Tr = char_traits<Elem>>
class basic_istream;

template <class Elem, class Tr = char_traits<Elem>>
class basic_ostream;

template <class Elem, class Tr = char_traits<Elem>>
class basic_iostream;

template <class Elem, class Tr = char_traits<Elem>>
class basic_stringbuf;

template <class Elem, class Tr = char_traits<Elem>>
class basic_istringstream;

template <class Elem, class Tr = char_traits<Elem>>
class basic_ostringstream;

template <class Elem, class Tr = char_traits<Elem>>
class basic_stringstream;

template <class Elem, class Tr = char_traits<Elem>>
class basic_filebuf;

template <class Elem, class Tr = char_traits<Elem>>
class basic_ifstream;

template <class Elem, class Tr = char_traits<Elem>>
class basic_ofstream;

template <class Elem, class Tr = char_traits<Elem>>
class basic_fstream;

Ayrıca bkz.

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