PHPprint_r();输出的,这是数组吗,几维数组,我应该怎么遍历,PayPal-PHP-SDK

PayPal\Api\Payment Object ( [_propMap:PayPal\Common\PayPalModel:private] => Array ( [id] => PAYID-MEXY9T5550161821U [intent] => sale [state] => approved [cart] => P819NJ1253N [payer] => PayPal\Api\Payer Object ( [_propMap:PayPal\Common\PayPalModel:private] => Array ( [payment_method] => paypal [status] => VERIFIED [payer_info] => PayPal\Api\PayerInfo Object ( [_propMap:PayPal\Common\PayPalModel:private] => Array ( [email] => b-ogr4384@pernal.exaple.com mailto:b-ogr4384@pernal.exaple.com [first_name] => yzi [last_name] => xie [payer_id] => R8PQNWlLJY [shipping_address] => PayPal\Api\ShippingAddress Object ( [_propMap:PayPal\Common\PayPalModel:private] => Array ( [recipient_name] => 什么名字 [line1] => 什么街什么路什么小区 [line2] => 什么单元什么号 [city] => 城市名 [state] => 浙江省 [postal_code] => 12345 [country_code] => CN ) ) [country_code] => US ) ) ) ) [transactions] => Array ( [0] => PayPal\Api\Transaction Object ( [_propMap:PayPal\Common\PayPalModel:private] => Array ( [amount] => PayPal\Api\Amount Object ( [_propMap:PayPal\Common\PayPalModel:private] => Array ( [total] => 35.00 [currency] => USD [details] => PayPal\Api\Details Object ( [_propMap:PayPal\Common\PayPalModel:private] => Array ( [subtotal] => 20.00 [tax] => 10.00 [shipping] => 5.00 [insurance] => 0.00 [handling_fee] => 0.00 [shipping_discount] => 0.00 [discount] => 0.00 ) ) ) ) [payee] => PayPal\ApPayee Object ( [_propMap:PayPal\Common\PayPalModel:private] => Array ( [merchant_id] => YDJ6J62Q6 [email] => sb-en4y7325@busess.exaple.com mailto:sb-en4y7325@busess.exaple.com ) ) [description] => Payment description [invoice_number] => 80f7093fe3 [item_list] => PayPal\Api\ItemList Object ( [_propMap:PayPal\Common\PayPalModel:private] => Array ( [items] => Array ( [0] => PayPal\Api\Item Object ( [_propMap:PayPal\Common\PayPalModel:private] => Array ( [name] => test pro 1 [sku] => testpro1_01 [price] => 20.00 [currency] => USD [tax] => 0.00 [quantity] => 1 ) ) ) [shipping_address] => PayPal\Api\ShippingAddress Object ( [_propMap:PayPal\Common\PayPalModel:private] => Array ( [recipient_name] => 什么名字 [line1] => 什么街什么路什么小区 [line2] => 什么单元什么号 [city] => 城市名 [state] => 浙江省 [postal_code] => 12345 [country_code] => CN ) ) [shipping_phone_number] => 1234568911 ) ) [related_resources] => Array ( [0] => PayPal\Api\ources Object ( [_propMap:PayPal\Common\PayPalModel:private] => Array ( [sale] => PayPal\Api\Sale Object ( [_propMap:PayPal\Common\PayPalModel:private] => Array ( [id] => 990980325816 [state] => completed [amount] => PayPal\Api\Amount Object ( [_propMap:PayPal\Common\PayPalModel:private] => Array ( [total] => 35.00 [currency] => USD [details] => PayPal\Api\Details Object ( [_propMap:PayPal\Common\PayPalModel:private] => Array ( [subtotal] => 20.00 [tax] => 10.00 [shipping] => 5.00 [insurance] => 0.00 [handling_fee] => 0.00 [shipping_discount] => 0.00 [discount] => 0.00 ) ) ) ) [payment_mode] => INSTANT_TRANSFER [protection_eligibility] => ELIGIBLE [protection_eligibility_type] => ITEM_NOT_RCEIVED_ELIGIBLE,UNAUHOZED_PAYMENT_ELIGIBLE [transaction_fee] => PayPal\Api\Currency Object ( [_propMap:PayPal\Common\PayPalModel:private] => Array ( [value] => 1.67 [currency] => USD ) ) [parent_payment] => PAYID-MEHT6155M06131U [create_time] => 2021-08-08T05:49:11Z [update_time] => 2021-08-08T05:49:11Z [links] => Array ( [0] => PayPal\Api\Links Object ( [_propMap:PayPal\Common\PayPalModel:private] => Array ( [href] => https://api.sandbox.paypal.com/v1/payments/sale/9900853816 https://api.sandbox.paypal.com/v1/payments/sale/9900853816 [rel] => self [method] => GET ) ) [1] => PayPal\Api\Links Object ( [_propMap:PayPal\Common\PayPalModel:private] => Array ( [href] => https://api.sandbox.paypal.com/v1/paymnts/sale/9909825316/refund https://api.sandbox.paypal.com/v1/paymnts/sale/9909825316/refund [rel] => refund [method] => POST ) ) [2] => PayPal\Api\Links Object ( [_propMap:PayPal\Common\PayPalModel:private] => Array ( [href] => https://api.sandbox.paypal.com/v1/payments/payment/PAYID-MEARY91T4181515M31U https://api.sandbox.paypal.com/v1/payments/payment/PAYID-MEARY91T4181515M31U [rel] => parent_payment [method] => GET ) ) ) ) ) ) ) ) ) ) ) [create_time] => 2021-08-08T05:48:54Z [update_time] => 2021-08-08T05:49:11Z [links] => Array ( [0] => PayPal\Api\Links Object ( [_propMap:PayPal\Common\PayPalModel:private] => Array ( [href] => https://api.sandbox.paypal.com/v1/payments/payment/PAYID-MEHXARY91T685161131 https://api.sandbox.paypal.com/v1/payments/payment/PAYID-MEHXARY91T685161131 [rel] => self [method] => GET ) ) ) [failed_transactions] => Array ( ) ) )

用toArray转化一下。你这sdk中应该有类似函数,找一下。你这个是对象

采纳谢谢。