3v4l.org

run code in 300+ PHP versions simultaneously
<?php "row-{$row->id}"; // <div n:snippet='"row-{$row->id}"'> 'row-' . $row->id; // <div n:snippet="'row-' . $row->id">
Output for 8.0.1 - 8.0.20, 8.1.0 - 8.1.7
Warning: Undefined variable $row in /in/1tgAr on line 3 Warning: Attempt to read property "id" on null in /in/1tgAr on line 3 Warning: Undefined variable $row in /in/1tgAr on line 5 Warning: Attempt to read property "id" on null in /in/1tgAr on line 5
Output for 7.4.0 - 7.4.30
Notice: Undefined variable: row in /in/1tgAr on line 3 Notice: Trying to get property 'id' of non-object in /in/1tgAr on line 3 Notice: Undefined variable: row in /in/1tgAr on line 5 Notice: Trying to get property 'id' of non-object in /in/1tgAr on line 5

preferences:
33.59 ms | 411 KiB | 5 Q