From 30ed54ffbf7c2f908e16ef1b8b2b3833e09dc85f Mon Sep 17 00:00:00 2001
From: Ihor Sviziev <ihor-sviziev@users.noreply.github.com>
Date: Fri, 11 Sep 2020 15:42:29 +0300
Subject: [PATCH] Better solution for fixing array_merge in loop

---
 Magento2/Sniffs/Performance/ForeachArrayMergeSniff.md | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/Magento2/Sniffs/Performance/ForeachArrayMergeSniff.md b/Magento2/Sniffs/Performance/ForeachArrayMergeSniff.md
index 90bc6211..55f6969c 100644
--- a/Magento2/Sniffs/Performance/ForeachArrayMergeSniff.md
+++ b/Magento2/Sniffs/Performance/ForeachArrayMergeSniff.md
@@ -15,12 +15,11 @@ Typical example when `array_merge` is being used in the loop:
 
 In order to reduce execution time `array_merge` can be called only once:
 ``` php
-    $options = [[]];
+    $options = [];
     foreach ($configurationSources as $source) {
         // code here
         $options[] = $source->getOptions();
     }
 
-    // PHP 5.6+
-    $options = array_merge(...$options);
+    $options = array_merge([], ...$options);
 ```