< H2 > demand < H2 > We want to develop a mobile website with Wechat H5 payment function. Now we want to embed this website into the app of the three companies. The pages opened in the app of the three parties will be paid to our Wechat merchants when...
there is an e-commerce platform that mainly displays the price in RMB, and then connects to overseas payment PayPal, but PayPal does not support RMB as unit settlement, so you need to convert RMB into the corresponding foreign currency amount at the curr...
after PayPal sandbox payment is tested, there is no transaction record or callback. It is not possible for sandbox account to create two additional test accounts, no transaction record and no callback notification. you can open the sandbox payment pag...
app apply for WeChat Pay. Does app have to be online before you can apply? ...
the original payment system uses the public account An and the payment binding of the merchant platform (using the mch_id and API keys (payment keys) of the merchant platform) now the original system normally receives payments from users, the question ...
when we do the payment system for the first time, there are many merchants on our platform. Each merchant has a large number of orders per minute. I update the balance to the merchant account asynchronously. I use the mysql queue, and each successful or...
A reward system in which openid and ID (1-999999) users click on the payment notify to get out_trade_no, I want to write information about who rewards whom to the database, then openid (28 bits) + random 4 bits take up exactly 32 bits. However, random 4...
ask about the payment business. For example, payment produces order information and transaction pipelines. if there is a real-time comparison between transaction pipelining and third-party payment pipelining, is the settlement specific for settlement? is...
the official account of Wechat has been used for payment before. You need to confirm the authorization and then get the openid to call wx-jssdk for WeChat Pay. The scene must be in Wechat. the current situation is that Wechat may also be in the browser,...
I found that both Alipay and Wechat have notify_url this variable. what is the function of it, please? ...
recently I am doing the acceptance of WeChat Pay of App. Does the signature of the acceptance need to be obtained by writing a separate code and then remain unchanged during the whole acceptance period, or do you need to dynamically obtain it every tim...
I am doing Wechat official account payment, and I have been able to successfully pull up WeChat Pay, but if I change it to a sandbox version, I will report an error, as follows sandbox environment compared to formal environment there are more san...
recently, the website wants to access WeChat Pay, but this appid requires: the public account ID assigned by WeChat Pay (the enterprise account corpid is this appId) excuse me, where can I get this appid? ...
const key = name ; let obj; const res = (obj = {}, obj[key] = John , obj); console.log(res); {name: "John"} I saw it in one place, and I don t understand it. I d like to ask how to write it . ...
the whole project of vuejs scaffolding is based on official account development, and the product needs to do persistent login. At present, the background does persistent storage according to SESSION. After testing on IOS and Android phones, when IOS mob...
this is a self-written method to create div. If you want a module conversation, I don t know if there is room for optimization. For example, if you want the method to be left as an instance object, how to avoid rewriting the exposed modules init, and n...
problem description The data data structure of the example is options: [{ value: zhinan , label: , children: [{ value: shejiyuanze , label: , children: [{ v...
the following is the source code of the unlinkFirst method in LinkedList where f is the head of the linked list it says that f.next = null; is good for gc I don t quite understand, f is already ROOT unreachable must be gc Why does it help gc? to s...