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[DOC] Tweaks for Array#union

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BurdetteLamar 2024-10-22 16:18:44 -05:00 committed by Peter Zhu
parent 2078ba1984
commit 2b98545646
Notes: git 2024-10-24 21:25:22 +00:00 
Merged: https://github.com/ruby/ruby/pull/11937
1 changed files with 13 additions and 6 deletions
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19
array.c
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@ -5658,18 +5658,25 @@ rb_ary_or(VALUE ary1, VALUE ary2)
/*
* call-seq:
* array.union(*other_arrays) -> new_array
* union(*other_arrays) -> new_array
*
* Returns a new +Array+ that is the union of +self+ and all given Arrays +other_arrays+;
* duplicates are removed; order is preserved; items are compared using <tt>eql?</tt>:
* Returns a new array that is the union of the elements of +self+
* and all given arrays +other_arrays+;
* items are compared using <tt>eql?</tt>:
*
* [0, 1, 2, 3].union([4, 5], [6, 7]) # => [0, 1, 2, 3, 4, 5, 6, 7]
*
* Removes duplicates (preserving the first found):
*
* [0, 1, 1].union([2, 1], [3, 1]) # => [0, 1, 2, 3]
* [0, 1, 2, 3].union([3, 2], [1, 0]) # => [0, 1, 2, 3]
*
* Returns a copy of +self+ if no arguments given.
* Preserves order (preserving the position of the first found):
*
* Related: Array#|.
* [3, 2, 1, 0].union([5, 3], [4, 2]) # => [3, 2, 1, 0, 5, 4]
*
* With no arguments given, returns a copy of +self+.
*
* Related: see {Methods for Combining}[rdoc-ref:Array@Methods+for+Combining].
*/
static VALUE