Online PHP editor | output for v51IL

<?php $oPricingInfoDocument = new DOMDocument(); $oPricingInfoDocument->preserveWhiteSpace = FALSE; $oPricingInfoDocument->loadXML(' <air:AirPricingInfo xmlns:air="http://www.travelport.com/schema/air_v22_0" xmlns:com="http://www.travelport.com/schema/common_v19_0" Key="4T" TotalPrice="EUR50.99" BasePrice="EUR2.00" ApproximateTotalPrice="EUR50.99" ApproximateBasePrice="EUR2.0 0" Taxes="EUR48.99" LatestTicketingTime="2013-10-27T23:59:00.000+00:00" PricingMethod="Auto" ProviderCode="1P"> <air:FareInfo Key="6T" FareBasis="PBE604K" PassengerTypeCode="ADT" Origin="BRU" Destination="MAD" EffectiveDate="2013-10-26T20:36: 45.370+02:00" Amount="NUC1.31"> <air:FareRuleKey FareInfoRef="6T" ProviderCode="1P">3Dxtd/jsY9Lo40qgTiQTot3Ga9aZj+SyHmN4mO25YCrug9CQWuP+X2+oD5t4/MZlfXbbvYG4TG43 VNwAhz2PnWmWLv0xpQB8</air:FareRuleKey> </air:FareInfo> <air:FareInfo Key="7T" FareBasis="PBE604K" PassengerTypeCode="ADT" Origin="MAD" Destination="BRU" EffectiveDate="2013-10-26T20:36: 45.370+02:00" Amount="NUC1.31"> <air:FareRuleKey FareInfoRef="7T" ProviderCode="1P">3Dxtd/jsY9Lo40qgTiQTot3Ga9aZj+Syda+Y0VQMYBHug9CQWuP+X2+oD5t4/MZlfXbbvYG4TG43 VNwAhz2PnWmWLv0xpQB8</air:FareRuleKey> </air:FareInfo> <air:BookingInfo BookingCode="P" FareInfoRef="6T" SegmentRef="2T" Origin="BRU" Destination="MAD" /> <air:BookingInfo BookingCode="P" FareInfoRef="7T" SegmentRef="3T" Origin="MAD" Destination="BRU" /> </air:AirPricingInfo>'); $oPricingInfoNode = $oPricingInfoDocument->firstChild; # <air:AirPricingModifiers FaresIndicator="PublicAndPrivateFares" /> $oAirPricingModifiersNode = $oPricingInfoDocument->createElement("air:AirPricingModifiers"); $oAirPricingModifiersNode->setAttribute("FareIndicator", "PublicAndPrivateFares"); $oPricingInfoNode->insertBefore($oAirPricingModifiersNode, $oPricingInfoNode->firstChild); echo $oPricingInfoDocument->saveXML();