Basic knowledge about WeChat mini programs

This is 【Learn Programming Seriously】 The 4th article in the series (Introduction to WeChat Mini Program Series), welcome to like, share and leave a message, These are the best support for me.
This series is suitable for front-end coders with certain development experience. Beginners should be cautious before entering.

This article is the first article in the series of introduction to WeChat mini programs. It mainly contains the following points:

1. Tutorial arrangement

2. Mini program background and application scenarios

3. Mini program advantages and limitations

4. Essentials for getting started

》》》

Study Arrangement

The above order may be subject to change.

》》》

Background

In the PC Internet era, everyone must have experienced this situation: receiving software update prompts from time to time, etc. It takes a few minutes or even longer. After the download

installation

is completed, the login account or password is forgotten. For example, if your company connects to the ERP system, you need to install the client on your computer, and you need to download and install it manually every time you upgrade. In the era of mobile Internet, there are also unavoidable problems in PC Internet C/S

architecture

. Each of your needs requires the installation of APP. More and more APP applications are about to occupy Full mobile phone storage space.So is there a software architecture that does not require downloading and installation, but can also provide a smooth and friendly user experience like a client?

The answer is HTML5 +

javascript

；》》》What is a mini program?

Mini program is a new WeChat application form that runs on the WeChat client, following the WeChat subscription account, service account, and enterprise account. It does not require downloading and installation, and has an experience similar to native applications.

It is written by a mixture of javascript+WXML+WXSS, but it does not run on the browser, so it avoids the problem of unsmooth browser experience to a certain extent.

》》》

Application Scenarios

Mini programs are more suitable for service APPs, which is what Zhang Xiaolong calls run away. Not all services are suitable for mini programs, but most services and startups can connect to their own mini programs. If your product has the following characteristics:

1. 流程简单
2. 低频
3. 非刚需

You can start preparing a mini program version of the APP .

Simple process: With core functions, users can meet their needs in one step, with no choice and no need to stop.

Low frequency: User frequency of use, only once every half a month or even a month, such as selling train tickets and recharging phone bills.

Non-rigid needs: can be understood as needs that users can temporarily give up, such as housekeeping, online education, job recruitment, second-hand buying and selling, travel, ticketing and other specific scenarios.

》》》

Advantages and Disadvantages

Advantages:

1. 有微信庞大的基础用户
2. 无需下载安装和更新
3. 统一了Android、IOS、WP三大平台，一套程序，多处运行。
4. 缩短产品开发周期和和节省人力成本，这一点对初创公司尤为重要。

Disadvantages:

1. 平台封闭性过高，比如无法接入支付宝，目前只能使用腾讯自家的支付产品。
2. 不兼容某些WEB标准协议
3. 不支持NPM
4. 组件不完善
5. 不能在浏览器运行
6. 苹果会答应吗？

》》 》

Must-have for getting started

1. 一台不那么差的电脑
2. 熟悉HTML、CSS、ES6标准
3. 熟练使用javascript，对flex和redux有了解，你可以轻松掌握小程序。
4. 重要的是要有浓厚的兴趣和持久的学习动力。

This article introduces to you

What is a WeChat mini program

, as well as applicable scenarios, so that everyone can have a general understanding of the mini program so that you can You will not lose your way during subsequent studies.

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