Online PHP editor | output for 1Eb2Y

@ 2018-03-28T07:31:14Z

<?php
		foreach($conn->query($sql) as $row){
			if(isset($_SESSION['user_id'])){
			echo "<tr><td>".$row['Product_ID']."</td><td>".$row['Naam']."</td><td>".$row['Prijs']."</td><td>".$row['Beschrijving']."</td><td><a class='but_add' href='addItem.php?add=$row[Product_ID]'><i class='far fa-plus-square fa-s'></i> Add</a></td></tr>";
			}else{
			echo "<tr><td>".$row['Product_ID']."</td><td>".$row['Naam']."</td><td>".$row['Prijs']."</td><td>".$row['Beschrijving']."</td><td><a class='but_add' href='login.php'><i class='far fa-plus-square fa-s'></i> Add</a></td></tr>";
			}
		}
?>

Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3: Warning: Undefined variable $conn in /in/1Eb2Y on line 2 Fatal error: Uncaught Error: Call to a member function query() on null in /in/1Eb2Y:2 Stack trace: #0 {main} thrown in /in/1Eb2Y on line 2
Process exited with code 255.
Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33: Notice: Undefined variable: conn in /in/1Eb2Y on line 2 Fatal error: Uncaught Error: Call to a member function query() on null in /in/1Eb2Y:2 Stack trace: #0 {main} thrown in /in/1Eb2Y on line 2
Process exited with code 255.
Output for 7.3.32 - 7.3.33: Fatal error: Uncaught Error: Call to a member function query() on null in /in/1Eb2Y:2 Stack trace: #0 {main} thrown in /in/1Eb2Y on line 2
Process exited with code 255.

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