as: PJ-Chars

1 
1 9.34.2.1 Special Characters
1 ...........................
1 
1 The presence of a '!' or '/' on a line indicates the start of a comment
1 that extends to the end of the current line.
1 
1    If a '#' appears as the first character of a line then the whole line
1 is treated as a comment, but in this case the line could also be a
1 logical line number directive (⇒Comments) or a preprocessor
1 control command (⇒Preprocessing).
1 
1    The ';' character can be used to separate statements on the same
1 line.
1