3v4l.org

run code in 300+ PHP versions simultaneously
<?php class C{ public $title = 'a'; public $blah = 'b'; }; $ar = [new C, new C]; $result = ''; $comma = ''; foreach($ar as $item){ $result .= "\n".$comma.'"'.$item->title.'"'; $comma = ','; } echo $result;
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
"a" ,"a"

preferences:
134.01 ms | 403 KiB | 169 Q