clean code

GraysonChiang · GraysonChiang · commit 1946b4352af3 · 2018-07-16T10:49:36.000+08:00
diff --git a/lib/internal/Magento/Framework/DataObject/Copy/Config.php b/lib/internal/Magento/Framework/DataObject/Copy/Config.php
@@ -44,6 +44,7 @@ public function getFieldset($name, $root = 'global')
         if (empty($fieldsets)) {
             return null;
         }
-        return isset($fieldsets[$name]) ? $fieldsets[$name] : null;
+        
+        return $fieldsets[$name] ??  null;
     }
 }

Original file line number	Diff line number	Diff line change
`@@ -44,6 +44,7 @@ public function getFieldset($name, $root = 'global')`
`44`	`44`	`if (empty($fieldsets)) {`
`45`	`45`	`return null;`
`46`	`46`	`}`
`47`		`- return isset($fieldsets[$name]) ? $fieldsets[$name] : null;`
	`47`	`+`
	`48`	`+ return $fieldsets[$name] ?? null;`
`48`	`49`	`}`
`49`	`50`	`}`