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Update documentation of fetch

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The sentence `Negative values of +index+ count from the end of the array.` can be interpreted that it only holds if a block is given. Clarify it.

Patch by: Lukas Elmer <lukas.elmer@gmail.com> (@lukaselmer)
Signed-off-by: Akira Matsuda <ronnie@dio.jp>

closes #1472
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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@56679 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
a_matsuda 2016-11-08 19:43:58 +00:00
parent a01c388465
commit f12003d372
1 changed files with 3 additions and 2 deletions
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array.c
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@ -1382,8 +1382,9 @@ rb_ary_last(int argc, const VALUE *argv, VALUE ary)
* +default+ value. * +default+ value.
* *
* Alternatively, if a block is given it will only be executed when an * Alternatively, if a block is given it will only be executed when an
* invalid +index+ is referenced. Negative values of +index+ count from the * invalid +index+ is referenced.
* end of the array. *
* Negative values of +index+ count from the end of the array.
* *
* a = [ 11, 22, 33, 44 ] * a = [ 11, 22, 33, 44 ]
* a.fetch(1) #=> 22 * a.fetch(1) #=> 22