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[DOC] Improve an example of Array#count comparison [ci skip]

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Nobuyoshi Nakada 2021-03-29 11:35:38 +09:00
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@ -6094,7 +6094,7 @@ rb_ary_compact(VALUE ary)
* [].count # => 0
*
* With argument +obj+, returns the count of elements <tt>==</tt> to +obj+:
* [0, 1, 2, 0].count(0) # => 2
* [0, 1, 2, 0.0].count(0) # => 2
* [0, 1, 2].count(3) # => 0
*
* With no argument and a block given, calls the block with each element;