Linux Manuals

std::make_error_code(std::io_errc) – std::make_error_code(std::io_errc) Synopsis Defined in header <ios> std::error_code make_error_code( std::io_errc e ) noexcept; (since C++11) Constructs an std::error_code object from a value of type std::io_errc as if by return std::error_code(static_cast<int>(e), std::iostream_category()). This function is called by the constructor of std::error_code when given an std::io_errc argument. Parameters e – error code number Return value A…

std::make_error_code(std::future_errc) – std::make_error_code(std::future_errc) Synopsis Defined in header <future> std::error_code make_error_code( std::future_errc e ); (since C++11) Constructs an std::error_code object from a value of type std::future_errc as if by: std::error_code(static_cast<int>(e), std::future_category()). This function is called by the constructor of std::error_code when given an std::future_errc argument. Parameters e – error code number Return value A value of…

std::make_error_code(std::errc) – std::make_error_code(std::errc) Synopsis Defined in header <system_error> std::error_code make_error_code( std::errc e ) noexcept; (since C++11) Creates error code value for errc enum e. Equivalent to std::error_code(static_cast<int>(e), std::generic_category()) Parameters e – error code enum to create error code for Return value Error code corresponding to e.

std::make_any – std::make_any Synopsis template <class T, class… Args> (1)(since C++ 17) std::any make_any(Args &&…args); template <class T, class U, class… Args> (2)(since C++ 17) std::any make_any(std::initializer_list<U> il, Args &&…args); Constructs an any object containing an object of type T, passing the provided arguments to T’s constructor. 1) Equivalent to return std::any(std::in_place_type<T>, std::forward<Args>(args)…); 2) Equivalent…

std::lower_bound – std::lower_bound Synopsis Defined in header<algorithm> template <class ForwardIt, class T> (until C++ 20) ForwardIt lower_bound(ForwardIt first, ForwardIt last, const T &value); template <class ForwardIt, class T> (since C++ 20) constexpr ForwardIt lower_bound(ForwardIt first, ForwardIt last, const T &value); (1) template <class ForwardIt, class T, class Compare> (until C++ 20) ForwardIt lower_bound(ForwardIt first, ForwardIt…

std::longjmp – std::longjmp Synopsis Defined in header <csetjmp> void longjmp( std::jmp_buf env, int status ); (until C++17) [[noreturn]] void longjmp( std::jmp_buf env, int status ); (since C++17) Loads the execution context env saved by a previous call to setjmp. This function does not return. Control is transferred to the call site of the macro setjmp…

std::lognormal_distribution< _RealType >::param_type – Synopsis Public Types typedef lognormal_distribution < _RealType > distribution_type" Public Member Functions param_type (_RealType __m=_RealType(0), _RealType __s=_RealType(1)) _RealType m () const _RealType s () const Friends bool operator== (const param_type &__p1, const param_type &__p2) Detailed Description template<typename _RealType = double>struct std::lognormal_distribution< _RealType >::param_type Parameter type. Definition at line 2307 of file…

std::lognormal_distribution<RealType>::reset – std::lognormal_distribution<RealType>::reset Synopsis void reset(); (since C++ 11) Resets the internal state of the distribution object. After a call to this function, the next call to operator() on the distribution object will not be dependent on previous calls to operator(). Parameters (none) Return value (none) Complexity Constant.

std::lognormal_distribution<RealType>::param – std::lognormal_distribution<RealType>::param Synopsis param_type param() const; (1) (since C++11) void param( const param_type& params ); (2) (since C++11) Manages the associated distribution parameter set. 1) Returns the associated parameter set. 2) Sets the associated parameter set to params Parameters params – new contents of the associated parameter set Return value 1) The associated parameter…

std::lognormal_distribution<RealType>::operator() – std::lognormal_distribution<RealType>::operator() Synopsis template <class Generator> (1)(since C++ 11) result_type operator()(Generator &g); template <class Generator> (2)(since C++ 11) result_type operator()(Generator &g, const param_type &params); Generates random numbers that are distributed according to the associated probability function. The entropy is acquired by calling g.operator(). The first version uses the associated parameter set, the second version…

std::lognormal_distribution<RealType>::min – std::lognormal_distribution<RealType>::min Synopsis result_type min() const; (since C++11) Returns the minimum value potentially generated by the distribution. Parameters (none) Return value The minimum value potentially generated by the distribution Complexity Constant. See also     returns the maximum potentially generated value max (public member function)

std::lognormal_distribution<RealType>::max – std::lognormal_distribution<RealType>::max Synopsis result_type max() const; (since C++11) Returns the maximum value potentially generated by the distribution. Parameters (none) Return value The maximum value potentially generated by the distribution. Complexity Constant. See also     returns the minimum potentially generated value min (public member function)

std::lognormal_distribution<RealType>::m,s – std::lognormal_distribution<RealType>::m,s Synopsis RealType m() const; (1) (since C++11) RealType s() const; (2) (since C++11) Returns the parameters the distribution was constructed with. 1) Returns the log-mean m distribution parameter. It defines the location of the peak. The default value is 0.0. 2) Returns the log-deviation s distribution parameter. The default value is 1.0….

std::lognormal_distribution<RealType>::lognormal_distribution – std::lognormal_distribution<RealType>::lognormal_distribution Synopsis lognormal_distribution() : lognormal_distribution(0.0){}(1)(since C++ 11) explicit lognormal_distribution(RealType m, RealType s = 1.0); (2)(since C++ 11) explicit lognormal_distribution(const param_type &params); (3)(since C++ 11) Constructs a new distribution object. (2) uses m and s as the distribution parameters. (3) uses params as the distribution parameters. Parameters m – the m distribution parameter (log-scale)…

std::lognormal_distribution – std::lognormal_distribution Synopsis Defined in header <random> template< class RealType = double > (since C++11) class lognormal_distribution; The lognormal_distribution random number distribution produces random numbers x > 0 according to a log-normal_distribution:       f(x; m,s) =       1       sx       √       2 π       exp⎛       ⎜       ⎝-       (ln x – m)2       2s2       ⎞       ⎟       ⎠ The parameters m…

std::logical_or<void> – std::logical_or<void> Synopsis Defined in header<functional> template <> (since C++ 14) class logical_or<void>; std::logical_or<> is a specialization of std::logical_or with parameter and return type deduced. Member types Member type Definition is_transparent /* unspecified */ Member functions            applies operator|| to lhs and rhs operator() (public member function)  std::logical_or<>::operator() template< class T, class U> constexpr auto…

std::logical_not<void> – std::logical_not<void> Synopsis Defined in header<functional> template <> (since C++ 14) class logical_not<void>; std::logical_not<> is a specialization of std::logical_not with parameter and return type deduced. Member types Member type Definition is_transparent /* unspecified */ Member functions            applies operator! to its argument operator() (public member function)  std::logical_not<>::operator() template< class T > constexpr auto operator()( T&&…

std::logical_and<void> – std::logical_and<void> Synopsis Defined in header<functional> template <> (since C++ 14) class logical_and<void>; std::logical_and<> is a specialization of std::logical_and with parameter and return type deduced. Member types Member type Definition is_transparent /* unspecified */ Member functions            applies operator&& to lhs and rhs operator() (public member function)  std::logical_and<>::operator() template< class T, class U> constexpr auto…

std::logic_error – std::logic_error Synopsis Defined in header <stdexcept> class logic_error; Defines a type of object to be thrown as exception. It reports errors that are a consequence of faulty logic within the program such as violating logical preconditions or class invariants and may be preventable. No standard library components throw this exception directly, but the…

std::logb,std::logbf,std::logbl – std::logb,std::logbf,std::logbl Synopsis Defined in header <cmath> float logb ( float arg ); (1) (since C++11) float logbf( float arg ); double logb ( double arg ); (2) (since C++11) long double logb ( long double arg ); (3) (since C++11) long double logbl( long double arg ); double logb ( IntegralType arg );…