From 4aa5e355e69b5d53740970a69f0edea3b15b3c7d Mon Sep 17 00:00:00 2001
From: Dan Poltawski <dan@moodle.com>
Date: Tue, 9 Aug 2016 09:04:31 +0100
Subject: [PATCH] MDL-51078 report_log: use simpler/faster str_split over
 preg_split

---
 report/log/classes/table_log.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/report/log/classes/table_log.php b/report/log/classes/table_log.php
index 280162f278d..c1f3ff969db 100644
--- a/report/log/classes/table_log.php
+++ b/report/log/classes/table_log.php
@@ -380,7 +380,7 @@ class report_log_table_log extends table_sql {
                 $params['action'] = '%'.$action.'%';
             }
         } else if (!empty($this->filterparams->action)) {
-             list($sql, $params) = $DB->get_in_or_equal(preg_split('//', $this->filterparams->action),
+             list($sql, $params) = $DB->get_in_or_equal(str_split($this->filterparams->action),
                     SQL_PARAMS_NAMED, 'crud');
             $sql = "crud " . $sql;
         } else {