Wechat official account, wechat payment development

When wechat official account needs payment function , Basically, they will choose wechat payment , But he has several holes ：
first ： Login or modify wechat payment api When , Most people will encounter that they have installed controls several times , But you can't login or modify normally api,
terms of settlement ： Download a QQ browser , Just install it once
the second ： How to set the payment authorization directory
terms of settlement ： Payment documents URL, Get rid of URL The parameters above , And remove the last file name

example ： pay.php Is a payment document , Domain name is www.xxx.com, pay.php The actual path where the file is located is www.xxx.com/aaa/bbb/ccc/pay.php
www.xxx.com/aaa/bbb/ccc/ Payment authorization directory