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std::random_device::operator()

From cppreference.com
< cpp‎ | numeric‎ | random‎ | random device
 
 
 
Pseudo-random number generation
Uniform random bit generators
Engines and engine adaptors
Non-deterministic generator
Distributions
Uniform distributions
Bernoulli distributions
Poisson distributions
Normal distributions
Sampling distributions
Seed Sequences
(C++11)
C library
 
std::random_device
Member functions
Generation
random_device::operator()
(C++11)
Characteristics
 
result_type operator()();
(since C++11)

Generates a non-deterministic uniformly-distributed random value.

Contents

[edit] Parameters

(none)

[edit] Return value

A random number uniformly distributed in [min(), max()].

[edit] Exceptions

Throws an implementation-defined exception derived from std::exception if a random number could not be generated.

[edit] See also

[static] (C++11)
gets the smallest possible value in the output range
(public static member function) [edit]
[static] (C++11)
gets the largest possible value in the output range
(public static member function) [edit]