Online PHP editor | output for Vlo15

Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.32, 8.2.0 - 8.2.28, 8.3.0 - 8.3.20, 8.4.1 - 8.4.6: name="brand" name="deliveryTime" name="fromPrice" name="EAN" name="sku" name="shipping_costs"
Output for 4.4.5 - 4.4.9: Fatal error: Call to undefined function: simplexml_load_string() in /in/Vlo15 on line 39
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.1, 4.4.3 - 4.4.4: Fatal error: Call to undefined function: simplexml_load_string() in /in/Vlo15 on line 39
Process exited with code 255.
Output for 4.4.2: Fatal error: Call to undefined function: simplexml_load_string() in /in/Vlo15 on line 40
Process exited with code 255.
Output for 4.3.0 - 4.3.1: Fatal error: Call to undefined function: simplexml_load_string() in /in/Vlo15 on line 39