com web/pres2: How did this ever work?: objects.php

Commit:    803c5f5a6d0b7b7bea292c2a9c1f308bcc0fa292
Author:    Rasmus Lerdorf <[email protected]>         Sat, 6 May 2017 06:59:02 -0700
Parents:   5dbc9058f49bc3a7fd6e58f7a606cf95c69c49e0
Branches:  master

Link:       http://git.php.net/?p=web/pres2.git;a=commitdiff;h=803c5f5a6d0b7b7bea292c2a9c1f308bcc0fa292

Log:
How did this ever work?

Changed paths:
  M  objects.php


Diff:
diff --git a/objects.php b/objects.php
index 4224486..5f20e38 100644
--- a/objects.php
+++ b/objects.php
@@ -71,8 +71,8 @@ function markup_text($str) {
 	$ret = preg_replace('/TAB\//',' ',$ret);
 
 	$ret = preg_replace('/([\\\])([*#_|^@%])/', '\2', $ret);
-	$ret = preg_replace_callback('/:-:(.*?):-:/', function ($matches) {
-            return $pres->$match[1];
+	$ret = preg_replace_callback('/:-:(.*?):-:/', function ($matches) use ($pres) {
+            return $pres->{$matches[1]} ?? '';
         }, $ret);
 	return $ret;
 }