From 581b995c54fe468e4977f8771a4ddb36ba4921ce Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Wed, 21 Dec 2016 01:29:58 +0000
Subject: numeric.c: rdoc of half option [ci skip]

* numeric.c (flo_round): [DOC] mention half option.  [Bug #12548]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57131 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 numeric.c | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'numeric.c')

diff --git a/numeric.c b/numeric.c
index dabcdc39de..d68c54493f 100644
--- a/numeric.c
+++ b/numeric.c
@@ -2223,6 +2223,12 @@ rb_int_truncate(VALUE num, int ndigits)
  *     34567.89.round(2)  #=> 34567.89
  *     34567.89.round(3)  #=> 34567.89
  *
+ *  If <code>half:</code> optional keyword is given, just-half number
+ *  will be rounded according to that value.  If it is
+ *  <code>:up</code> or +nil+, the result will be rounded up, or it is
+ *  <code>:even</code>, the result will be rounded to nearest even
+ *  number, or it is <code>:down</code>, the result will be rounded
+ *  down.
  */
 
 static VALUE
-- 
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