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[DOC] random number by range

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Nobuyoshi Nakada 2021-12-16 18:00:23 +09:00
parent 5bf0060e0a
commit cf54de637c
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1 changed files with 6 additions and 2 deletions
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8
random.c
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@ -1469,6 +1469,7 @@ static VALUE rand_random(int argc, VALUE *argv, VALUE obj, rb_random_t *rnd);
* call-seq:
* prng.rand -> float
* prng.rand(max) -> number
* prng.rand(range) -> number
*
* When +max+ is an Integer, +rand+ returns a random integer greater than
* or equal to zero and less than +max+. Unlike Kernel.rand, when +max+
@ -1482,8 +1483,8 @@ static VALUE rand_random(int argc, VALUE *argv, VALUE obj, rb_random_t *rnd);
*
* prng.rand(1.5) # => 1.4600282860034115
*
* When +max+ is a Range, +rand+ returns a random number where
* range.member?(number) == true.
* When +range+ is a Range, +rand+ returns a random number where
* <code>range.member?(number) == true</code>.
*
* prng.rand(5..9) # => one of [5, 6, 7, 8, 9]
* prng.rand(5...9) # => one of [5, 6, 7, 8]
@ -1644,6 +1645,9 @@ rb_f_rand(int argc, VALUE *argv, VALUE obj)
* Random.rand -> float
* Random.rand(max) -> number
* Random.rand(range) -> number
*
* Generates a random number by the default PRNG.
* See Random#rand.
*/
static VALUE