diff --git a/random.c b/random.c index 20c8f9ec90..bf9479168b 100644 --- a/random.c +++ b/random.c @@ -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 + * range.member?(number) == true. * * 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