Summary of programming language annotations

Notes

The first class uses a double slash "//" comment line and a slash with an asterisk "/* Comment content */" to annotate multiple lines: C + +/C #/JAVA/PHP/JAVASCRIPT/CSS

The second class uses "<!--annotation content---" to annotate the content: only the programming languages with multiple lines of comment are: Html/xml

The third class uses the "#" Comment Line

2. Python comments

     Line comment:# here is the comment
     Block Comment:"' Here is the note '

4. JAVA/JAVASCRIPT/C/C + +/C #/Go/scala notes:

     
     Line Comment://Here is the comment
     Block Comment:/* Here is the comment * /

6. Css

     
     Block Comment:/* Here is a comment, can be a single line or multiple lines * /

   ?

8. HTML comments:

     
     Block notes:<!--here is a comment, one line can also be multiple lines--

10. XML comment:

      
      Block notes:<!--here is a comment, one line can also be multiple lines--

12. Mysql

      
      Line Comment:--here is the comment
      Line Note:#这里是注释
      Block Comment:/* Here is the comment * /

14. SQL server/oracle Plsql:

      
      Line Comment:--here is the comment
      Block Comment:/* Here is the comment * /

    ?

Summary of programming language annotations