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* random.c: Document range argument for Kernel#rand.

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[ruby-core:51794] [Bug #7770]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@39025 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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zzak 2013-02-03 01:25:57 +00:00
parent a954def1fb
commit ec72030317
2 changed files with 10 additions and 3 deletions
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ChangeLog
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@ -1,3 +1,8 @@
Sun Feb 3 10:25:00 2013 Zachary Scott <zachary@zacharyscott.net>
* random.c: Document range argument for Kernel#rand.
[ruby-core:51794] [Bug #7770]
Sun Feb 3 10:00:00 2013 Zachary Scott <zachary@zacharyscott.net>
* numeric.c: Document Float constants [ruby-core:51484] [Bug #7709]

8
random.c
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@ -1273,12 +1273,14 @@ random_equal(VALUE self, VALUE other)
*
* rand #=> 0.2725926052826416
*
* When <tt>max.abs</tt> is greater than or equal to 1, +rand+ returns a
* pseudo-random integer greater than or equal to 0 and less than
* <tt>max.to_i.abs</tt>.
* When +max.abs+ is greater than or equal to 1, +rand+ returns a pseudo-random
* integer greater than or equal to 0 and less than +max.to_i.abs+.
*
* rand(100) #=> 12
*
* When +max+ is a Range, +rand+ returns a random number where
* range.member?(number) == true.
*
* Negative or floating point values for +max+ are allowed, but may give
* surprising results.
*