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next_u64

random.next_u64

(exclusive_bound u64)
 => 
u64
return next random number of type u64 in the range 0..exclusive_bound-1

Note: uniform distribution is not perfect, it gets worse the closer exclusive_bound gets to 2^64, because internal calculation uses modulo
0.095dev (GIT hash 91033acfd0b07a6e4c620ce81166841b8de33a6f)
last changed: 2026-04-29