微信支付

API:

http://mp.weixin.qq.com/wiki/10/0234e39a2025342c17a7d23595c6b40a.html

https://pay.weixin.qq.com/wiki/doc/api/app/app.php?chapter=8_5

请求prepay_id得到的结果

<xml>
<return_code><![CDATA[SUCCESS]]></return_code>
<return_msg><![CDATA[OK]]></return_msg>
<appid><![CDATA[wx8829a1d4469724d1]]></appid>
<mch_id><![CDATA[1349331001]]></mch_id>
<nonce_str><![CDATA[UxIFEGwNjILgAnNe]]></nonce_str>
<sign><![CDATA[501222DDC31C0FA85D026C6175225A65]]></sign>
<result_code><![CDATA[SUCCESS]]></result_code>
<prepay_id><![CDATA[wx20160601022421f8a19c0a140557189565]]></prepay_id>
<trade_type><![CDATA[APP]]></trade_type>
</xml>

支付成功后返回

<xml>
<appid><![CDATA[wx8829a1d4469724d1]]></appid>
<bank_type><![CDATA[CFT]]></bank_type>
<cash_fee><![CDATA[1]]></cash_fee>
<fee_type><![CDATA[CNY]]></fee_type>
<is_subscribe><![CDATA[N]]></is_subscribe>
<mch_id><![CDATA[1349331001]]></mch_id>
<nonce_str><![CDATA[0b234a4d3ffc45eb9e13db98cf3615c6]]></nonce_str>
<openid><![CDATA[o8Bxqv_y-LnW4C58z2ZEQ8WJBr9Q]]></openid>
<out_trade_no><![CDATA[R160601163348767e3845f9554]]></out_trade_no>
<result_code><![CDATA[SUCCESS]]></result_code>
<return_code><![CDATA[SUCCESS]]></return_code>
<sign><![CDATA[31942DCD0895493C6E346F9F9A7AF18A]]></sign>
<time_end><![CDATA[20160601163358]]></time_end>
<total_fee>1</total_fee>
<trade_type><![CDATA[APP]]></trade_type>
<transaction_id><![CDATA[4007922001201606016612115749]]></transaction_id>
</xml>