10 recommended articles about refunds

Let’s first complain about WeChat’s documentation and demo. The important step information is not emphasized clearly, and the .net demo has not been successfully run. 1. Scan the WeChat QR code to log in 2. WeChat PC payment took several attempts to get through the refund function. The following is an introduction to the development steps of the WeChat payment refund function: 1. Download the certificate and import it into the system. WeChat refund requires a certificate. This certificate is not the certificate in the official demo, but requires its own API security bar in the WeChat merchant platform. For the downloaded certificate, you can see the following words in a word document of the official certificate usage example: One thing to note about C# is that in addition to using apiclient_cert.p12 in the code, you also need to import the certificate into the operating system before it can be used. 1. In the code Use,; 2. Import the operating system, both are indispensable. The .NET version needs to be greater than 2.0. I didn’t know these two steps before and wasted too much time. So download the certificate first: mobile phone verification and login password are required when downloading. After downloading, find the certificate apiclient_cert.p12, double-click it to import, and you will be prompted to enter a password when importing. This password is the merchant ID, and it must be on your own merchant account

1. About WeChat withdrawal Recommended articles

Introduction: Let’s first complain about WeChat’s documentation and demo. There is no important step information. To emphasize clearly, the .net demo has never been successfully run. 1. Scan the WeChat QR code to log in 2. WeChat PC payment took many attempts to get through the refund function. The following is an introduction to the development steps of the WeChat payment refund function: 1. Download the certificate and import it into the system. WeChat refund requires a certificate. This certificate is not the certificate in the official demo, but requires its own API security bar in the WeChat merchant platform. Download the certificate, and see the following words in a word document of the official certificate usage example: There is one thing to note about C#, except...

2. About development documents 10 Article Recommendations

Introduction: The purpose of writing this article is mainly due to the provision on the WeChat public platform There is no SDK implementation of this function in the SDK. In fact, the final implementation relied on the WeChat public platform development documents and SDK. Application scenarios for enterprise payment: Public accounts pay users who have followed them, such as processing refunds, financial settlements, etc. Let me first talk about the implementation idea: extend the WxMchPay component based on the built-in class library in the SDK to realize the expansion of enterprise payment functions. Without further ado, let’s get into the code. Here are the components that inherit the SDK to implement enterprise payment: $parame...

3. Recommended 6 articles about enterprise payment

Introduction: The purpose of writing this article is mainly because there is no SDK provided by WeChat public platform. The SDK implementation of this function is provided. In fact, the final implementation relies on the WeChat public platform development documents and SDK. Application scenarios for enterprise payment: Public accounts pay users who have followed them, such as processing refunds, financial settlements, etc. Let me first talk about the implementation idea: extend the WxMchPay component based on the built-in class library in the SDK to realize the expansion of enterprise payment functions. Without further ado, let’s get into the code. The following is the component that inherits the SDK to implement enterprise payment: $parame...

4. Enterprise payment for small program development

Introduction: The purpose of writing this article is mainly because this is not provided in the SDK provided by the WeChat public platform. Functional SDK implementation, in fact, the final implementation is to use the WeChat public platform to develop documents and SDK. Application scenarios for corporate payments: Official accounts make payments to followed users, such as processing refunds, financial settlements, etc.

5. Detailed explanation of refund steps for WeChat payment

Introduction: WeChat refund requires a certificate. This certificate is not the certificate in the official demo, but the certificate you need to download in the api security column of the WeChat merchant platform. One of the official certificate usage examples I saw the following words in the word document: There is one thing to note about C#. In addition to using apiclient_cert.p12 in the code, you also need to import the certificate into the operating system before it can be used. 1. Use in the code; 2. Import into the operating system. Both are missing. Not even one. The .NET version needs to be greater than 2.0. I didn’t know these two steps before and wasted too much time

6. WeChat Development Enterprise Payment PHP Code Implementation

Introduction: The purpose of writing this article is mainly because there is no SDK implementation of this function in the SDK provided by the WeChat public platform , In fact, the final implementation was achieved with the help of WeChat public platform to develop documents and SDK. Application scenarios for corporate payments: Public accounts make payments to followed users, such as processing refunds, financial settlements, etc.

7. The whole process of WeChat public account payment development

##Introduction: The user clicks a payment button-->{Backend big push processing}-->The user sees Reaching an interface for entering a password, including the amount and other information --> After the user enters the password, a successful payment page appears (this part of the process is completed by WeChat itself, we don’t have to do anything) --> Return to the system itself page (you can’t let the user keep looking at a page where the payment is completed. I spent money and felt distressed, so I quickly jumped~ I regretted it for a while, how to apply for a refund. The poor engineer still has to develop a refund function. )

8. php order data analysis problem

Introduction: As time increases, the order data in the order table There will be more and more data, and it will be necessary to analyze and analyze data for a month, a quarter, or even the past year, such as refund rate, payment rate, and related parameters of products associated with the order. However, such a real-time calculation will bring The consequences are either timeout or internal error...

9. Alipay secret refund interface keeps replying "Alipay system error"

Introduction: After submitting as shown...

10. PHP WeChat payment instance analysis_php instance

Introduction: This article mainly introduces PHP WeChat payment examples in detail, including PHP WeChat payment source code and PHP WeChat refund source code. It has certain reference value and interested friends can refer to it. Let’s take a look

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