Online PHP editor | refs for CJvqs

<?php $str = 'a:2:{s:6:"params";a:10:{s:9:"RETURNURL";s:52:"http://app.mylittlebiz.fr/credit/buy/paypal_callback";s:9:"CANCELURL";s:50:"http://app.mylittlebiz.fr/credit/buy/paypal_cancel";s:23:"PAYMENTREQUEST_0_TAXAMT";d:661.87200000000007;s:24:"PAYMENTREQUEST_0_ITEMAMT";d:3309.3600000000001;s:20:"PAYMENTREQUEST_0_AMT";d:3971.232;s:29:"PAYMENTREQUEST_0_CURRENCYCODE";s:3:"EUR";s:23:"L_PAYMENTREQUEST_0_AMT0";d:3309.3600000000001;s:24:"L_PAYMENTREQUEST_0_NAME0";s:35:"Recharge du crédit sur MyLittleBiz";s:24:"L_PAYMENTREQUEST_0_DESC0";s:0:"";s:23:"L_PAYMENTREQUEST_0_QTY0";i:1;}s:6:"errors";a:17:{s:9:"TIMESTAMP";s:20:"2015-04-17T15:45:31Z";s:13:"CORRELATIONID";s:13:"76571987178f6";s:3:"ACK";s:7:"Failure";s:7:"VERSION";s:2:"74";s:5:"BUILD";s:8:"16280307";s:12:"L_ERRORCODE0";s:5:"10401";s:12:"L_ERRORCODE1";s:5:"10429";s:12:"L_ERRORCODE2";s:5:"10413";s:15:"L_SHORTMESSAGE0";s:94:"Transaction refused because of an invalid argument. See additional error messages for details.";s:15:"L_SHORTMESSAGE1";s:94:"Transaction refused because of an invalid argument. See additional error messages for details.";s:15:"L_SHORTMESSAGE2";s:94:"Transaction refused because of an invalid argument. See additional error messages for details.";s:14:"L_LONGMESSAGE0";s:23:"Order total is invalid.";s:14:"L_LONGMESSAGE1";s:21:"Tax total is invalid.";s:14:"L_LONGMESSAGE2";s:63:"The totals of the cart item amounts do not match order amounts.";s:15:"L_SEVERITYCODE0";s:5:"Error";s:15:"L_SEVERITYCODE1";s:5:"Error";s:15:"L_SEVERITYCODE2";s:5:"Error";}}'; var_dump(unserialize($str));