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Function std.random.rndGen
Global random number generator used by various functions in this module whenever no generator is specified. It is allocated per-thread and initialized to an unpredictable value for each thread.
ref MersenneTwisterEngine!(uint,32L,624L,397L,31L,2567483615,11L,4294967295,7L,2636928640,15L,4022730752,18L,1812433253) rndGen() nothrow @property @nogc @safe;
Returns
A singleton instance of the default random number generator
Example
import std .algorithm .iteration : sum;
import std .range : take;
auto rnd = rndGen;
assert(rnd .take(3) .sum > 0);
Authors
Andrei Alexandrescu Masahiro Nakagawa (Xorshift random generator) Joseph Rushton Wakeling (Algorithm D for random sampling) Ilya Yaroshenko (Mersenne Twister implementation, adapted from mir-random)
License
Copyright © 1999-2022 by the D Language Foundation | Page generated by ddox.