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[DOC] Additional to Array#sample [ci skip]

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* The requirement to the +n+ argument.
* The order of the result array.  [Misc #14147]
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Nobuyoshi Nakada 2021-09-22 14:08:05 +09:00
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array.rb
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@ -49,6 +49,8 @@ class Array
# But +self+ may contain duplicates:
# a = [1, 1, 1, 2, 2, 3]
# a.sample(a.size * 2) # => [1, 1, 3, 2, 1, 2]
# The argument +n+ must be a non-negative numeric value.
# The order of the result array is unrelated to the order of +self+.
# Returns a new empty \Array if +self+ is empty.
#
# The optional +random+ argument will be used as the random number generator: