1.1 Comment Overview
Comments are descriptive information added at a specified location in the program
Comments do not participate in program execution, but only serve as instructions
1.2 Comment Classification
Single-line comments:
Format: //Comment information
Multi-line comments
Format: `/*Comment information*/`
Document comments
Format: /**Comment information*/
Document comments are not currently used, so they will not be explained for now.
1.3 Notes
Note: Multi-line comments cannot be nested.