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std::random_device(3cxx) std::random_device(3cxx)




#include <random.h>

Public Types

typedef unsigned int result_type

Public Member Functions

random_device (const random_device &)=delete
random_device (const std::string &__token)
double entropy () const noexcept
result_type operator() ()
void operator= (const random_device &)=delete

Static Public Member Functions

static constexpr result_type max ()
static constexpr result_type min ()

Detailed Description

A standard interface to a platform-specific non-deterministic random number generator (if any are available).

Definition at line 1610 of file random.h.

Member Typedef Documentation

typedef unsigned int std::random_device::result_type

The type of the generated random value.

Definition at line 1614 of file random.h.

Constructor & Destructor Documentation

std::random_device::random_device () [inline]

Definition at line 1618 of file random.h.

std::random_device::random_device (const std::string & __token) [inline], [explicit]

Definition at line 1621 of file random.h.

Member Function Documentation

double std::random_device::entropy () const [inline], [noexcept]

Definition at line 1637 of file random.h.

static constexpr result_type std::random_device::max () [inline], [static], [constexpr]

Definition at line 1633 of file random.h.

static constexpr result_type std::random_device::min () [inline], [static], [constexpr]

Definition at line 1629 of file random.h.

result_type std::random_device::operator() () [inline]

Definition at line 1647 of file random.h.

Member Data Documentation

int std::random_device::_M_fd

Definition at line 1672 of file random.h.

void* std::random_device::_M_file

Definition at line 1670 of file random.h.

result_type(* std::random_device::_M_func) (void *)

Definition at line 1671 of file random.h.

mt19937 std::random_device::_M_mt

Definition at line 1674 of file random.h.


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Tue Jan 10 2023 libstdc++