std::random_device - Man Page


#include <random>

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 1629 of file random.

Member Typedef Documentation

typedef unsigned int std::random_device::result_type

The type of the generated random value.

Definition at line 1633 of file random.

Constructor & Destructor Documentation

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

Definition at line 1637 of file random.

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

Definition at line 1640 of file random.

Member Function Documentation

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

Definition at line 1656 of file random.

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

Definition at line 1652 of file random.

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

Definition at line 1648 of file random.

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

Definition at line 1666 of file random.

Member Data Documentation

int std::random_device::_M_fd

Definition at line 1691 of file random.

void* std::random_device::_M_file

Definition at line 1689 of file random.

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

Definition at line 1690 of file random.

mt19937 std::random_device::_M_mt

Definition at line 1693 of file random.


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Thu Jan 19 2023 libstdc++