[spanstream.syn]

# 31 Input/output library [[input.output]](./#input.output)

## 31.9 Span-based streams [[span.streams]](span.streams#spanstream.syn)

### 31.9.2 Header <spanstream> synopsis [spanstream.syn]

[🔗](#lib:spanbuf)

namespace std {// [[spanbuf]](spanbuf "31.9.3 Class template basic_­spanbuf"), class template basic_spanbuftemplate<class charT, class traits = char_traits<charT>>class basic_spanbuf; template<class charT, class traits>void swap(basic_spanbuf<charT, traits>& x, basic_spanbuf<charT, traits>& y); using spanbuf = basic_spanbuf<char>; using wspanbuf = basic_spanbuf<wchar_t>; // [[ispanstream]](ispanstream "31.9.4 Class template basic_­ispanstream"), class template basic_ispanstreamtemplate<class charT, class traits = char_traits<charT>>class basic_ispanstream; template<class charT, class traits>void swap(basic_ispanstream<charT, traits>& x, basic_ispanstream<charT, traits>& y); using ispanstream = basic_ispanstream<char>; using wispanstream = basic_ispanstream<wchar_t>; // [[ospanstream]](ospanstream "31.9.5 Class template basic_­ospanstream"), class template basic_ospanstreamtemplate<class charT, class traits = char_traits<charT>>class basic_ospanstream; template<class charT, class traits>void swap(basic_ospanstream<charT, traits>& x, basic_ospanstream<charT, traits>& y); using ospanstream = basic_ospanstream<char>; using wospanstream = basic_ospanstream<wchar_t>; // [[spanstream]](spanstream "31.9.6 Class template basic_­spanstream"), class template basic_spanstreamtemplate<class charT, class traits = char_traits<charT>>class basic_spanstream; template<class charT, class traits>void swap(basic_spanstream<charT, traits>& x, basic_spanstream<charT, traits>& y); using spanstream = basic_spanstream<char>; using wspanstream = basic_spanstream<wchar_t>;}