Vscode define code block -- define cursor position

Recently, I have been practicing using applets , Match with vscode Write the code , Although some plug-ins are installed , But there are also some small program labels that are not easy to write , So use vscode Code block to define some tags .
file ===> Preferences ===> User segment

  1. Define the segment , You want the cursor position to be in the defined label , You need to add... To the position of the cursor you want to define `$0`,

Pictured ：

        Finally, the position of the cursor will fall to `$0` Location 

2. Escape symbol \ and \\ Use

    In the desired code body Join in "" Double quotes , Or report a mistake , An escape character is required `\`

In addition, you need to use $ Waiting for special symbols , Need to use \\ escape

The specific use of code blocks is described here , It's very detailed
[VS Code] With me Visual Studio Code Add custom snippet（ Code segment ）, Detailed configuration attached