Std.Random

15 public declarations

• below&Std.Random.Generator -> N -> (Std.Random.Generator, N) where N: Integer

  A number below a bound, and the generator that follows.

  fn
• between&Std.Random.Generator -> N -> N -> (Std.Random.Generator, N) where N: Integer

  A number between two bounds, the lower included and the upper excluded.

  fn
• boolean&Std.Random.Generator -> (Std.Random.Generator, Bool)

  A truth value, true about half the time.

  fn
• chance&Std.Random.Generator -> Int -> (Std.Random.Generator, Bool)

  A truth value true with the given chance in a hundred.

  fn
• fromClockStd.Random.Generator

  A generator started from the clock.

  fn
• fromSeedUInt64 -> Std.Random.Generator

  A generator started from a seed.

  fn
• Generator

  A generator's state: one number that carries everything it remembers.

  type
• identifier&Std.Random.Generator -> Int -> (Std.Random.Generator, Str)

  Text of lower-case letters and digits, for an identifier a person will read.

  fn
• next&Std.Random.Generator -> (Std.Random.Generator, UInt64)

  The next state and the number it produced.

  fn
• numbers&Std.Random.Generator -> Int -> N -> (Std.Random.Generator, Array[N]) where N: Integer

  An array of numbers below a bound.

  fn
• pick&Std.Random.Generator -> &Array[T] -> (Std.Random.Generator, Option[T])

  One element of an array, or `None` when it is empty.

  fn
• sample&Std.Random.Generator -> &Array[T] -> Int -> (Std.Random.Generator, Array[T])

  A number of elements drawn without replacement, in a shuffled order.

  fn
• secureBytesInt -> Result[Bytes, Str]

  Cryptographically strong bytes from the operating system.

  fn
• shuffle&Std.Random.Generator -> &Array[T] -> (Std.Random.Generator, Array[T])

  The elements in a shuffled order.

  fn
• text&Std.Random.Generator -> Int -> Str -> (Std.Random.Generator, Str)

  Text of a given length drawn from an alphabet.

  fn