{- |'getStdRandom' uses the supplied function to get a value from the current
global random generator, and updates the global generator with the new generator
-returned by the function. For example, 'rollDice' gets a random integer between 1 and 6:
+returned by the function. For example, @rollDice@ gets a random integer between 1 and 6:
> rollDice :: IO Int
> rollDice = getStdRandom (randomR (1,6))