The structure of the symbols.json file is explained below: • "label": "Logical Symbols": This specifies the category for the special characters. In the snippet, a category with the name "Logical Symbol" is defined. • "items": This defines the collection of special characters in the category. • "name": "≥", "title": "Greater-Than or Equal To": This is the definition of the special character. It starts off with the "name" label, which must not be changed. The name is followed by the special character. The "title" is the name or title of the special character that appears as the tooltip for that special character. You can define multiple definitions of special characters within a category.
This will add another category in special characters dialog: