User Manual

48 General program functions
Round integer
Syntax
y = Round(Number)
Returns the rounded value of the entered number as a whole number.
Note
If the value to be rounded lies exactly between two whole numbers then it will be
rounded to the next whole even number: 1.5 -> 2, 4.5 -> 4, 0.5 -> 0
Parameter
Number
The parameter can either be entered directly as a number or as a Variable
of the type
Number. If the parameter does not correspond to the selected
type then it will be automatically converted to it (see Type conversion
"TextToNumber"). If this is not possible then "
invalid" will be returned as the
result of this operation.
Examples
Round(-55.5259) = -56
Round('CV.MeanTemp') = rounded value of the Common variable
Sign
Syntax
y = Sign(Number)
Returns the sign of the entered number:
1 for a positive number, -1 for a
negative number.
Parameter
Number
The parameter can either be entered directly as a number or as a Variable
of the type
Number. If the parameter does not correspond to the selected
type then it will be automatically converted to it (see Type conversion
"TextToNumber"). If this is not possible then "
invalid" will be returned as the
result of this operation.
Examples
Sign(-55.3) = -1
Sign(26.115) = 1
Sign('CV.MeanTemp') = sign of the value of the Common variable
Functions - Date/Time
Time()
Syntax
y = Time()
Returns the current date and current time.