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- Case sharing--Mini program image group upload
- The page layout code part will not be posted. The problems encountered when using loops are: 1. When calling the same wx.chooseImage(), the second chapter will appear covering the first one; 2. All groups cannot be distinguished at the same time. Solution: 1. When selecting a picture, concat the picture into the array. 2. Set an id for each group. When the select image button is clicked, the id is passed. chooseImage selects which group to display the image in based on the received id. The key code is as follows:
- Mini Program Development 2143 2018-08-09 10:43:15
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- Analysis of an example of limiting the size of multiple images uploaded by WeChat applet
- Recently I am working on a WeChat applet project. The purpose is to upload multiple pictures. The number cannot exceed 3. Moreover, in PHP, because the picture upload is set to only upload 2M, the upload is unsuccessful, so I set up a function on the front end. , used the WeChat API (wx.chooseImage) to obtain pictures. If the picture is larger than 3, a prompt will pop up and the picture cannot be uploaded. If the picture is larger than 2M, a prompt will pop up. Only pictures under 2M can be uploaded.
- Mini Program Development 7169 2018-08-07 10:38:09
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- WeChat applet--code flow for Raspberry Pi car control
- When entering the mini program, the index page is displayed, allowing the user to enter the server URL (simulating the get request in the browser in the previous article) and then jump to the actual car control interface, and can control the movement of the car by clicking the button. , mainly in control.js, the response to the interface button event is defined. In the process of responding to the event, the http request is sent to the index page as follows:
- Mini Program Development 5234 2018-08-07 10:04:24
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- WeChat applet implements drop-down box (with code)
- There is no component in the WeChat mini program that is the same as the drop-down box in HTML. If you want the same effect, you can only write one yourself. Let’s see the effect first.
- Mini Program Development 13804 2018-08-07 09:53:44
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- An example of how WeChat applet API calls wx.request to implement data requests
- How does the WeChat applet call API to implement data request-wx.request()? There is no ajax in the WeChat applet, so how does it implement the data request function? WeChat provides the API call wx.request(OBJECT), which is very good. Let’s talk about how to request data. It’s so simple.
- Mini Program Development 7119 2018-08-07 09:49:52
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- WeChat mini program development--how to create confession pictures?
- Okay, a small confession program is ready. After generating the solution, you can find the .exe program in the project file, extract it, and send it to the other party. Tips: Replace the pictures in the program yourself, add existing items to the project, select the image format, select the picture you found, and click OK.
- Mini Program Development 3957 2018-08-06 17:14:22
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- Use the Canvas API in the WeChat applet to synthesize the poster generation component package
- Principle: It mainly uses the powerful Canvas API of WeChat applet to synthesize. After generation, wx.canvasToTempFilePath() can be used to export the image address, so that it can be previewed and saved to the mobile phone album.
- Mini Program Development 4785 2018-08-06 15:48:24
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- Three methods for updating webview pages in WeChat applet
- The most common way is to modify the URL of the webview, add some query parameters or something, and the page will be updated. However, this will increase the browsing history of the webview, causing the user to return to the previous page in the webview instead of the previous page of the applet when going back.
- Mini Program Development 18310 2018-08-06 15:32:07
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- WeChat applet cancellation authorization problem: The user refuses authorization, what should I do?
- In the mini program, obtaining user permissions is a necessary prerequisite for performing certain operations. For example, when entering the mini program, the user information is obtained, and the unionId corresponding to the account on the own platform is used to log in, eliminating the need for the user to enter the account password. This is a good experience.
- Mini Program Development 32526 2018-08-04 11:02:26
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- Mini program implements interactive template analysis with background data, making it easy to get started
- The interaction between the mini program and the background is realized in this way. Oops, I finally finished receiving all the data. After looking at the official API, I still don’t know how to do it. I asked the seniors in the company and they wrote a template for me directly. Let’s take a look:
- Mini Program Development 4412 2018-08-04 10:52:53
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- Alipay mini program development - using Alipay's SDK to obtain user ID
- Originally, the official only provided the .net framwork SDK, but someone on the Internet has already transplanted the .net core version. Run Install-Package Alipay.AopSdk.Core to install it. Configure the following in appsettings.json and write your applet. Public key, private key, appid and other parameters uid do not need to be written.
- Mini Program Development 12805 2018-08-04 10:15:09
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- How to use iView Weapp in the WeChat applet mpvue framework?
- Regarding the method of using iView Weapp in the WeChat applet mpvue framework, this article gives a brief overview and explains the method with pictures and texts.
- Mini Program Development 8333 2018-08-04 10:09:00
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- Case Sharing Mini Program Development and Implementation | Architecture of Personal Blog KAPO
- KAPO source code directory assets: used to store static resources - icon KAPO uses the iconfont font icon library - images static resources used in the page - nav stores the icon image in the tabBar
- Mini Program Development 2332 2018-08-04 09:23:20
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![[Mini Program] Experience sharing of the first mini program developed](https://img.php.cn/upload/article/000/000/018/5b63c34072a4e739.png?x-oss-process=image/resize,m_fill,h_100,w_220)
- [Mini Program] Experience sharing of the first mini program developed
- With Douban's API, I plan to make a small book similar to it to record some movies I have watched, and then pull related ratings and posters from Douban. Unfortunately, the maximum resolution of the posters provided by Douban API is also very low, resulting in a very poor look and feel of the mini program, but there is nothing we can do about it, after all, we are using someone else’s stuff.
- Mini Program Development 1849 2018-08-03 10:51:47
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- The latest compilation of 100 basic questions and answers about WeChat mini programs that must be mastered
- This article is about 100 common problems in small program development. It took me several hours to compile it. I want to share it. I will also use it for review after saving it. I am the forgetful type, so I will do it myself first. Backed up, these 100 questions, I believe those who have done WeChat applet development will be familiar with them. Do you all really understand them? So let me take you more deeply into the big family of small program development. apachephpmysql
- Mini Program Development 5123 2018-08-02 15:39:14
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