Constant declaration statement[edit | edit source]
Constant declaration[edit | edit source]
Statement[edit | edit source]
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Syntax[edit | edit source]
_constantName = staticExpr
Description[edit | edit source]
This is a non-executable statement which assigns the value of
staticExpr to the symbolic constant indicated by
_constantName must indicate a name which was not defined anywhere previously in the program, and which is different from all pre-defined FB symbolic constant names. The name must be preceded by an underscore (
_ ) character. The
staticExpr must be a "static integer expression"; it cannot contain any variables nor function references.
The constant declaration statement is one of several ways to assign values to symbolic constant names. Other ways include using the
DIM RECORD statement and using the
BEGIN ENUM statement.