as: Alpha-Chars

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1 9.2.3.1 Special Characters
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1 '#' is the line comment character.  Note that if '#' is the first
1 character on a line then it can also be a logical line number directive
DONTPRINTYET 1 (⇒Comments) or a preprocessor control command (*note1DONTPRINTYET 1 (⇒Comments) or a preprocessor control command (⇒
 Preprocessing).
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1    ';' can be used instead of a newline to separate statements.
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