https://pay.weixin.qq.com/wiki/doc/api/mch_bank.php?chapter=9_25&index=4&p=901
请求报文:
<? xml version = "1.0" encoding = "UTF-8" standalone = "no" ?> < xml > < nonce_str >Z5dmifxsSmY1r6aHjBKwgZgMAAhIK7oh</ nonce_str > < appid >wx2421b1c4370ec43b</ appid > < sign >2F9F75CFF7E2FAC4F1C64D40FC242548FCA4CFDBAC47136AEB19C08E431CF890</ sign > < sub_mch_id >336742665</ sub_mch_id > < mch_id >1900009211</ mch_id > < sign_type >HMAC-SHA256</ sign_type > </ xml > |
响应报文:
< xml > < return_code > <![CDATA[FAIL]]> </ return_code > < return_msg > <![CDATA[签名校验失败,请检查后重试]]> </ return_msg > </ xml > |
好的,后续还有其他问题,可以继续发帖。
可以了,使用MD5加密。
<?
xml
version
=
"1.0"
encoding
=
"UTF-8"
standalone
=
"no"
?>
<
xml
>
<
appid
>wx2421b1c4370ec43b</
appid
>
<
sign
>0E87D99B37CFE276531A39B4CC347030</
sign
>
<
sub_mch_id
>336742665</
sub_mch_id
>
<
mch_id
>1900009211</
mch_id
>
</
xml
>
不送nonce_str和sign_type两个值