From 469fea321d60fc40c3be590245be68854e2c415f Mon Sep 17 00:00:00 2001
From: hide_d <hided62@gmail.com>
Date: Sat, 23 Jun 2018 02:22:49 +0900
Subject: [PATCH] =?UTF-8?q?key,value=20pair=EB=A5=BC=20=EB=B3=B4=EC=A1=B4?=
 =?UTF-8?q?=ED=95=9C=20=EC=84=9E=EA=B8=B0=20=EC=B6=94=EA=B0=80?=
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---
 src/sammo/Util.php | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/src/sammo/Util.php b/src/sammo/Util.php
index 2b0a3bce..86c944c2 100644
--- a/src/sammo/Util.php
+++ b/src/sammo/Util.php
@@ -281,6 +281,23 @@ class Util extends \utilphp\util
         return $dict;
     }
 
+    /**
+     * key=>value pair를 보존한 섞기
+     */
+    public static function shuffle_assoc(&$array) {
+        $keys = array_keys($array);
+
+        shuffle($keys);
+
+        foreach($keys as $key) {
+            $new[$key] = $array[$key];
+        }
+
+        $array = $new;
+
+        return true;
+    }
+
 
     /**
      * 0.0~1.0 사이의 랜덤 float