VAR(VAR1, ... , VAR N) -
Creates variables VAR1, ... VAR N if they don't exist.
VarName := Value - Assigns
Value to variable VarName, for example \a:=4\
SET(VarName, Value) -
Assigns Value to variable VarName.
IIF(Logical_expr, Value1, Value2)
- Returns one of two values depending on the value of a logical
expression. This function, also known as Immediate IF, evaluates a
logical expression and then returns one of two expressions. If the
logical expression evaluates to True, IIF( ) returns the first
expression. If the logical expression evaluates to False, IIF( )
returns the second expression.