Small program [phase I]

1、 The official introduction of the applet

Applets are a new open capability , Developers can quickly develop a small program . Small programs can be easily obtained and spread in wechat , At the same time, it has an excellent use experience .

The main advantage

1） Users can easily access services , No need to install or download to use

2） It has richer functions and excellent use experience

3） Ability to encapsulate a range of interfaces , Help with rapid development and iteration

2、 The history of small programs

2016 year 9 month 21 Sunday night , Wechat officials have issued an internal test invitation for some official account .

2016 year 9 month 22 Early morning , Wechat officially announced that the internal test has started .

2016 year 11 month 3 Sunday night , Wechat team announced ： Wechat applet is officially open for public beta .

2017 year 1 month 9 Japan , Wechat applet is officially facing C End users are open , However, due to the small number of early applets , Relatively deep entrance , Therefore, the growth of users is relatively slow .

2017 year 9 month 20 Japan , Alipay applet is open to users for public beta

2017 year 12 month 28 Japan , Wechat applet opens game categories and adds a drop-down access applet entry on the home page , And will “ Take a jump ” Promote it as the opening content of wechat upgraded version , So that the number of daily workers will increase rapidly at the end of the year .

2018 year 1 month “ Take a jump ” And other small games began to spread among a large number of wechat users , The convenience of the drop-down entry also increases the number of visits to the applet , The number of daily living users has increased significantly to  2.8  Billion .

2018 year 2 During the Spring Festival in May, I wish red envelope apps and games to ignite users' enthusiasm again , The number of daily workers also reached a high point in the first half of the year .

2018 year 3 month , millet 、 ZTE 、 Huawei 、 Jin Li 、 lenovo 、 meizu 、 Nubian 、OPPO、vivo、 A total of ten mobile phone manufacturers have launched the fast application together , Although the name is different , In essence, it is also a small program .

2018 year 7 month , Baidu AI At the developer conference , Baidu announced the official launch of Baidu smart app .

3、 Advantages and disadvantages of applet

The advantages of small programs ：

• Compare with App, Low development cost ;

• In the social ecosystem of wechat , There's a lot of traffic , It has social properties ;

• With the official account, the flow closed loop can be realized ;

• No installation required , Use it directly , Easy to drain ;

• Easy to promote , The cost of getting customers is low ;

• A very convenient product ;

• It can meet various needs of enterprises and users ;

Disadvantages of applet ：

• Take wechat applet as an example , The wechat ecosystem limits that small programs cannot jump outside the chain , Affected its openness

4、 Knowledge required for small programs

One 、 Server language
At present, the main languages used for small program development are php、ASP+ and JSP, You only need to master any language to develop small programs .
PHP Is a cross platform server-side embedded scripting language . It borrows a lot of C、Java and Perl The grammar of speech , And blend PHP Own characteristics , send WEB Developers can quickly write dynamically generated pages .
ASP+, not only ASP Simple upgrade , It's a new generation of scripting language launched by Microsoft .
JSP Full name Java Server Pages,JSP Technology is a bit similar to ASP technology , It's on traditional web pages HTML（ A subset of Standard General Markup Languages ） file (*.htm,*.html) Insert Java Procedures section (Scriptlet) and JSP Mark (tag), So as to constitute JSP file , Suffix named (*.jsp). use JSP Developed Web Applications are cross platform , Both in Linux Run under , It can also run on other operating systems .
Two 、 Front end Basics
The front end needs to master html,css,JavaScript And so on .

5、 How to create an applet

1、 Sign in WeChat , It's a way of life

2、 Choose applet

3、 Click to register

4、 Fill in information （ A mailbox can only register one applet ）

 

5、 After filling in the information, there will be a prompt

6、 Enter the email to activate the applet account before you can use

7、 Click the link to enter the information login

 

 8、 I chose a person , Continue filling in information

9、 After filling in, the submission is completed  

 

 

 10、 Enter applet Can be set