①The specific usage of iconfont Alibaba vector icon library is as follows:

1. First, you need to register an account and log in. You can use your mobile phone number, Github, Weibo or Alibaba domain account to register. After logging in, you can filter by category, style, theme, etc., browse and collect your favorite icons.

If you want to organize the collected icons into a project, you can click the [My Project] button in the upper right corner of the website, create a project and select the type and permissions.

2. Then you can add or delete icons in the project, modify the name, type and permissions of the project, and view the icon code, download icons or generate font files.

3. When downloading icons, select the appropriate format as needed and pay attention to the copyright and authorization of the icons.

②It is recommended that users choose icons that meet their own design or development needs and styles, give the project a meaningful name, choose a format that suits them, and pay attention to the copyright and authorization of the icons.

1: To use the iconfont Alibaba vector icon library, you need to register an account first, then create a new project, add the required icons to the project, download the code and import it into the page.

iconfont is an online vector icon library. To use it, you need to register and create a new project. At the same time, you need to import the downloaded icons into the page before you can use them.

The service provided by Iconfont is very convenient. Users can not only select the icons they want on demand, but also freely define the icon's color, size, font and other attributes, which can greatly reduce the workload of front-end developers and improve development efficiency.