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A comment starts with two adjacent hyphens and extends up to the end of the line.


comment ::= --{non_end_of_line_character}

A comment may appear on any line of a program.

Static Semantics

The presence or absence of comments has no influence on whether a program is legal or illegal. Furthermore, comments do not influence the meaning of a program; their sole purpose is the enlightenment of the human reader.


Examples of comments:

 --  the last sentence above echoes the Algol 68 report 
 end;  --  processing of Line is complete 
 --  a long comment may be split onto
 --  two or more consecutive lines   
 -----------  the first two hyphens start the comment  

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Copyright © 2000 The MITRE Corporation, Inc. Ada Reference Manual