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authorhsbt <hsbt@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2015-03-07 00:36:09 (GMT)
committerhsbt <hsbt@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2015-03-07 00:36:09 (GMT)
commit05d119620308b71c5a6c17b18e78da9e299a97b4 (patch)
treeeee6c34eb4c3b2ce4384fc1d29e0ba682a4b57e4 /array.c
parent6271eea522836a6abccd4bbd84ad82576d871716 (diff)
* array.c: document that first element is kept when using
Array#uniq and #uniq! [fix GH-845][ci skip] Patch by @riffraff git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49879 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'array.c')
-rw-r--r--array.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/array.c b/array.c
index c02ee57..0988a21 100644
--- a/array.c
+++ b/array.c
@@ -4181,6 +4181,8 @@ push_value(st_data_t key, st_data_t val, st_data_t ary)
*
* It compares values using their #hash and #eql? methods for efficiency.
*
+ * +self+ is traversed in order, and the first occurrence is kept.
+ *
* Returns +nil+ if no changes are made (that is, no duplicates are found).
*
* a = [ "a", "a", "b", "b", "c" ]
@@ -4236,6 +4238,8 @@ rb_ary_uniq_bang(VALUE ary)
*
* It compares values using their #hash and #eql? methods for efficiency.
*
+ * +self+ is traversed in order, and the first occurrence is kept.
+ *
* a = [ "a", "a", "b", "b", "c" ]
* a.uniq # => ["a", "b", "c"]
*