1.7 Character strings

A character string (or string for short) is a sequence of zero or more characters from the ASCII character set, enclosed by single quotes, and on 1 line of the program source. A character set with nothing between the quotes ('') is an empty string.

_________________________________________________________________________________________________________ Character strings
-- --character string--|quoted string ------------------------------------
                   6-control string--|
                   ----------------

-- --quoted string- '--|string character---'-------------------------------
                    6--------------

-- --string character--- Any character except ' or CR----------------------
                   ------------

-- --control string--#  -unsigned integer-------------------------------
                 6------------------|
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