fix: only variables should be passed by reference

3 years ago · 016b0fe654
parent ad886bb7a0
commit 016b0fe654
1 changed files with 4 additions and 2 deletions
--- a/src/Utils/Logger/Logger.php
+++ b/src/Utils/Logger/Logger.php
@ -25,9 +25,11 @@ class Logger {
        $ip = '(n-a)';

        if (isset($_SERVER['HTTP_X_FORWARDED_FOR'])) {
-            $ip = array_shift(
-                array_map('trim', explode(',', $_SERVER['HTTP_X_FORWARDED_FOR']))
+            $arr = array_map(
+                'trim',
+                explode(',', $_SERVER['HTTP_X_FORWARDED_FOR'])
            );
+            $ip = array_shift($arr);
        } else if (isset($_SERVER['REMOTE_ADDR'])) {
            $ip = $_SERVER['REMOTE_ADDR'];
        }