.TH "std::ranges::view_interface< _Derived >" 3cxx "libstdc++" \" -*- nroff -*- .ad l .nh .SH NAME std::ranges::view_interface< _Derived > \- The ranges::view_interface class template\&. .SH SYNOPSIS .br .PP .PP \fC#include \fP .PP Inherited by \fBstd::ranges::subrange< iterator_t< _Vp > >\fP, std::ranges::basic_istream_view< _Val, _CharT, _Traits >, std::ranges::iota_view< _Winc, _Bound >, and \fBstd::ranges::subrange< _It, _Sent, _Kind >\fP\&. .SS "Public Member Functions" .in +1c .ti -1c .RI "constexpr \fBdecltype\fP(\fBauto\fP) \fBback\fP ()" .br .ti -1c .RI "constexpr \fBdecltype\fP(\fBauto\fP) \fBback\fP () const" .br .ti -1c .RI "constexpr \fBauto\fP \fBdata\fP () const noexcept(noexcept(ranges::begin(_M_derived())))" .br .ti -1c .RI "constexpr \fBauto\fP \fBdata\fP () noexcept(noexcept(ranges::begin(_M_derived())))" .br .ti -1c .RI "constexpr bool \fBempty\fP () const noexcept(noexcept(_S_empty(_M_derived())))" .br .ti -1c .RI "constexpr bool \fBempty\fP () noexcept(noexcept(_S_empty(_M_derived())))" .br .ti -1c .RI "constexpr \fBdecltype\fP(\fBauto\fP) \fBfront\fP ()" .br .ti -1c .RI "constexpr \fBdecltype\fP(\fBauto\fP) \fBfront\fP () const" .br .ti -1c .RI "constexpr \fBoperator bool\fP () const noexcept(noexcept(ranges::empty(_M_derived())))" .br .ti -1c .RI "constexpr \fBoperator bool\fP () noexcept(noexcept(ranges::empty(_M_derived())))" .br .ti -1c .RI "template constexpr \fBdecltype\fP(\fBauto\fP) \fBoperator[]\fP (\fBrange_difference_t\fP< _Range > __n)" .br .ti -1c .RI "template constexpr \fBdecltype\fP(\fBauto\fP) \fBoperator[]\fP (\fBrange_difference_t\fP< _Range > __n) const" .br .ti -1c .RI "constexpr \fBauto\fP \fBsize\fP () const noexcept(noexcept(_S_size(_M_derived())))" .br .ti -1c .RI "constexpr \fBauto\fP \fBsize\fP () noexcept(noexcept(_S_size(_M_derived())))" .br .in -1c .SH "Detailed Description" .PP .SS "template<\fBtypename\fP \fB_Derived\fP> .br requires is_class_v<\fB_Derived\fP> && same_as<\fB_Derived\fP, \fBremove_cv_t\fP<\fB_Derived\fP>> .br class std::ranges::view_interface< _Derived >"The ranges::view_interface class template\&. .SH "Author" .PP Generated automatically by Doxygen for libstdc++ from the source code\&.