.TH "std::reference_wrapper< _Tp >" 3cxx "libstdc++" \" -*- nroff -*-
.ad l
.nh
.SH NAME
std::reference_wrapper< _Tp > \- Primary class template for reference_wrapper\&.  

.SH SYNOPSIS
.br
.PP
.PP
\fC#include <functional>\fP
.SS "Public Types"

.in +1c
.ti -1c
.RI "\fBtypedef\fP _Tp \fBtype\fP"
.br
.in -1c
.SS "Public Member Functions"

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.ti -1c
.RI "template<\fBtypename\fP _Up , \fBtypename\fP  = __not_same<_Up>, \fBtypename\fP  = decltype(reference_wrapper::_S_fun(std::declval<_Up>()))> constexpr \fBreference_wrapper\fP (_Up &&\fB__uref\fP) noexcept(noexcept(reference_wrapper::_S_fun(\fBstd::declval\fP< _Up >())))"
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.RI "\fBreference_wrapper\fP (const \fBreference_wrapper\fP &)=\fBdefault\fP"
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.ti -1c
.RI "constexpr _Tp & \fBget\fP () const noexcept"
.br
.ti -1c
.RI "constexpr \fBoperator _Tp &\fP () const noexcept"
.br
.ti -1c
.RI "template<typename\&.\&.\&. _Args> constexpr __invoke_result< _Tp &, _Args\&.\&.\&. >::type \fBoperator()\fP (\fB_Args\fP &&\&.\&.\&. \fB__args\fP) const noexcept(\fB__is_nothrow_invocable\fP< _Tp &, _Args\&.\&.\&. >::value)"
.br
.ti -1c
.RI "\fBreference_wrapper\fP & \fBoperator=\fP (const \fBreference_wrapper\fP &)=\fBdefault\fP"
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.in -1c
.SS "Related Symbols"
(Note that these are not member symbols\&.) 
.PP
.RI "\fB\fP"
.br

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.in +1c
.ti -1c
.RI "template<\fBtypename\fP _Tp > constexpr \fBreference_wrapper\fP< _Tp > \fBref\fP (_Tp &__t) noexcept"
.br
.ti -1c
.RI "template<\fBtypename\fP _Tp > constexpr \fBreference_wrapper\fP< const _Tp > \fBcref\fP (const _Tp &__t) noexcept"
.br
.RI "Denotes a const reference should be taken to a variable\&. "
.ti -1c
.RI "template<\fBtypename\fP _Tp > constexpr \fBreference_wrapper\fP< _Tp > \fBref\fP (\fBreference_wrapper\fP< _Tp > __t) noexcept"
.br
.RI "std::ref overload to prevent wrapping a reference_wrapper "
.ti -1c
.RI "template<\fBtypename\fP _Tp > constexpr \fBreference_wrapper\fP< const _Tp > \fBcref\fP (\fBreference_wrapper\fP< _Tp > __t) noexcept"
.br
.RI "std::cref overload to prevent wrapping a reference_wrapper "
.in -1c
.in -1c
.SH "Detailed Description"
.PP 

.SS "template<\fBtypename\fP _Tp>
.br
class std::reference_wrapper< _Tp >"Primary class template for reference_wrapper\&. 
.SH "Friends And Related Symbol Documentation"
.PP 
.SS "template<\fBtypename\fP _Tp > constexpr \fBreference_wrapper\fP< const _Tp > cref (const _Tp & __t)\fC [related]\fP"

.PP
Denotes a const reference should be taken to a variable\&. 
.SS "template<\fBtypename\fP _Tp > constexpr \fBreference_wrapper\fP< const _Tp > cref (\fBreference_wrapper\fP< _Tp > __t)\fC [related]\fP"

.PP
std::cref overload to prevent wrapping a reference_wrapper 
.SS "template<\fBtypename\fP _Tp > constexpr \fBreference_wrapper\fP< _Tp > ref (_Tp & __t)\fC [related]\fP"
Denotes a reference should be taken to a variable\&. 
.SS "template<\fBtypename\fP _Tp > constexpr \fBreference_wrapper\fP< _Tp > ref (\fBreference_wrapper\fP< _Tp > __t)\fC [related]\fP"

.PP
std::ref overload to prevent wrapping a reference_wrapper 

.SH "Author"
.PP 
Generated automatically by Doxygen for libstdc++ from the source code\&.