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std/random ​

Random number generation.

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from "std/random" import { randInt, randRange, randFloat, randBool, shuffleI64 }

Functions ​

randU32 ​

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fn randU32(): u32

Returns a random 32-bit unsigned integer.

randInt ​

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fn randInt(max: i64): i64

Returns a random integer in [0, max).

randRange ​

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fn randRange(min: i64, max: i64): i64

Returns a random integer in [min, max).

randFloat ​

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fn randFloat(): f64

Returns a random float in [0.0, 1.0).

randFloatRange ​

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fn randFloatRange(min: f64, max: f64): f64

Returns a random float in [min, max).

randBool ​

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fn randBool(): bool

Returns true or false with equal probability.

shuffleI64 ​

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fn shuffleI64(v: &mut Vec<i64>, len: i64)

Shuffles the first len elements of a vector in-place.

randBytes ​

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fn randBytes(buf: *u8, len: i64)

Fills a buffer with len random bytes.