PHP 8.2:


<?php
class ezcGraphDataSet
{
    protected $pallet;

    function setPalette( $palette )
    {
        $this->palette = $palette;
    }
}

$e = new ezcGraphDataSet;
$e->setPalette( 'rgb' );


--- src/datasets/base.php
+++ src/datasets/base.php
@@ -83,7 +83,7 @@ abstract class ezcGraphDataSet implements ArrayAccess, Iterator, Countable
      *
      * @var ezcGraphPalette
      */
-    protected $pallet;
+    protected $palette;