我正在调用一个返回 XML 文档的 web 服务。当我调用它时，它返回以下内容：
resultsetrecordtxnref1013101155943920/txnrefchannelvisa/channelamount1000.00/amountpayment_date4/11/2013 3:59:43 PM/payment_datepayment_statussuccessful/payment_statusfield_valuesfield_valuesfieldnamesTest Test/namesacct_descFalse/acct_descacct_desc_order0/acct_desc_orderhiddenFalse/hiddendefaultvalue /xpath_field0/xpath_field/fieldfieldamount1000.00/amountacct_descFalse/acct_descacct_desc_order0/acct_desc_orderhiddenFalse/hiddendefaultvalue /xpath_field0/xpath_field/fieldfieldcurrencyNGN/currencyacct_descFalse/acct_descacct_desc_order0/acct_desc_orderhiddenFalse/hiddendefaultvalue /xpath_field0/xpath_field/fieldfieldemail_addresstest/email_addressacct_descFalse/acct_descacct_desc_order0/acct_desc_orderhiddenFalse/hiddendefaultvalue /xpath_field0/xpath_field/fieldfieldphone_number+2348031155249/phone_numberacct_descFalse/acct_descacct_desc_order0/acct_desc_orderhiddenFalse/hiddendefaultvalue /xpath_field0/xpath_field/fieldfieldmerch_txnref0/merch_txnrefacct_descFalse/acct_descacct_desc_order0/acct_desc_orderhiddenFalse/hiddendefaultvalue /xpath_field0/xpath_field/field/field_values/field_valuespayment_status_descriptionTransaction Successful - Approved/payment_status_description/record/resultset
这是有效的 XML，因为当我使用simplexml_load_string它时，它可以在运行 PHP 5.4 的本地服务器上运行，但不能在使用 PHP 5.3 的测试服务器上运行