Unnecessary double quotes

Author: mambax7

admin/main.php

@@ -78,7 +78,7 @@
         } else {
             $lang = $languageHandler->create(true, $isBase);
         }
-        $lang_name = preg_replace("/[^a-zA-Z0-9\_\-]/", '', $lang_name);
+        $lang_name = preg_replace('/[^a-zA-Z0-9\_\-]/', '', $lang_name);
 
         $lang->setVar('lang_name', $lang_name);
         $lang->setVar('lang_desc', $lang_desc);

api.php

@@ -100,9 +100,9 @@
             $GLOBALS['HTTP' . $HV . '_VARS'] = ${$HV};
         }
     }
-    ob_start("XoopsModules\Xlanguage\Utility::encodeCharSet");
+    ob_start('XoopsModules\Xlanguage\Utility::encodeCharSet');
 } else {
-    ob_start("XoopsModules\Xlanguage\Utility::cleanMultiLang");
+    ob_start('XoopsModules\Xlanguage\Utility::cleanMultiLang');
 }
 
 /*

class/LanguageHandler.php

@@ -98,7 +98,7 @@ public function getByName($name, $isBase = false)
     {
         $array = [];
         $lang  = null;
-        if (empty($name) || \preg_match("/[^a-zA-Z0-9\_\-]/", $name)) {
+        if (empty($name) || \preg_match('/[^a-zA-Z0-9\_\-]/', $name)) {
             return $lang;
         }