Word for G [...] Word for G37 O [...] string variables
, Boolean, and string [...] words (one G word [...] : Numeric and string
UDINT , BYTE , WORD , [...] 36/G37 (where string [...] for all words, except N words
and STRING are permitted [...] [0..4] OF STRING(174) . [...] of an expression of type STRING
with an N-word [...] , BOOL: FALSE, STRING [...] | BOOL | STRING ;