Metrohm viva 1.1 (ProLab) - Manual (Page 56)

2.3 Formula editor
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viva 1.1 (for process analysis)
Operators Functions
Comparison:
￭ Equal to (=)
￭ Greater than (>)
￭ Greater than or equal to (>=)
￭ Less than (<)
￭ Less than or equal to (<=)
￭ Not equal to (<>)
Type conversion:
￭ NumberToText
￭ NumberToTime
￭ TextToNumber
￭ TextToTime
￭ TimeToNumber
￭ TimeToText
Text:
￭ TextPosition
￭ SubText
￭ Trim
Miscellaneous:
￭ Error
￭ Case
Priority rules of the operators
The operators are evaluated in the order in which they are listed in the
table below. In order to attain the required order, it may be necessary to
place operands in parentheses.
Operators
Arithmetic ^
*, /
+, -
Comparison <, <=, >, >=
Logic AND, OR
2.3.4.2 Arithmetical operators
2.3.4.2.1 Addition
Dialog window: Formula editor ▶ Operators/Functions
Syntax
Operand1 + Operand2
The operands can be entered either directly or as a variable and can be of
the Text, Number or Date/Time type.
Examples
Operand1 Operand2 Result Example Remark
both operands of the same type:
Number Number Number 1.2 + 3 = 4.2 –