std::experimental:: reseed
From cppreference.com
<
cpp
|
experimental
|
Defined in header
<experimental/random>
|
||
|
void
reseed
(
)
;
|
(1) | (library fundamentals TS v2) |
|
void
reseed
(
std
::
default_random_engine
::
result_type
value
)
;
|
(2) | (library fundamentals TS v2) |
Reseeds the per-thread random number engine and any std::uniform_int_distribution instances used by randint .
1)
Sets the per-thread engine to an unpredictable state.
2)
Seeds the per-thread engine
g
as if by
g.
seed
(
value
)
.
Parameters
| value | - | value of the new seed |
Remarks
Subsequent calls to
randint
do not depend on values produced by the per-thread engine prior to calling
reseed
.
Example
Run this code
#include <experimental/random> #include <iostream> int main() { std::experimental::reseed(); std::cout << "Random 2-digit decimal numbers: "; for (auto i = 0; i != 3; ++i) std::cout << std::experimental::randint(10, 99) << ' '; std::cout << '\n'; }
Possible output:
Random 2-digit decimal numbers: 41 60 56
See also
|
generates a random integer in the specified range
(function template) |