Online PHP editor | output for ZrhSM

<?php $xml_retorno = simplexml_load_string('<?xml version="1.0" encoding="ISO-8859-1" standalone="yes"?><transaction><date>2020-12-09T09:20:51.000-03:00</date><code>EACDE7D2-EBD5-4F69-B760-640A5EFDC6A6</code><type>1</type><status>3</status><lastEventDate>2020-12-09T09:23:01.000-03:00</lastEventDate><paymentMethod><type>1</type><code>102</code></paymentMethod><grossAmount>46.50</grossAmount><discountAmount>0.00</discountAmount><feeAmount>2.72</feeAmount><netAmount>43.78</netAmount><extraAmount>0.00</extraAmount><escrowEndDate>2020-12-23T01:00:00.000-03:00</escrowEndDate><installmentCount>1</installmentCount><itemCount>1</itemCount><items><item><id>Prestação de serviço digital</id><description>XCHCU7</description><quantity>1</quantity><amount>46.50</amount></item></items><sender><name>GGGG</name><email>corporativo@vvvv.agr.br</email><phone><areaCode>16</areaCode><number>981746872</number></phone></sender><shipping><address><street>Rua Mariana Amaral</street><number>138</number><complement></complement><district>Lagoinha</district><city>SAO XXXDO XXX</city><state>MG</state><country>BRA</country><postalCode>445333</postalCode></address><type>3</type><cost>0.00</cost></shipping></transaction>'); var_dump($xml_retorno -> items -> item[0] -> amount); echo number_format($xml_retorno -> items -> item[0] -> amount,2);