modula3	code	(* Modula-3 *) INTERFACE M3Sample; (* file extension ".i3" *)
modula3	blank	
modula3	comment	(* This is a comment *)
modula3	blank	
modula3	comment	(* This is a comment ...
modula3	comment	   ... spanning more than one line *)
modula3	blank	
modula3	code	CONST
modula3	code	  sqString = 'this is a string within "a string" ...\n';
modula3	code	  dqString = "this is a string within 'a string' ...\n";
modula3	blank	
modula3	code	END M3Sample.