Variables
In CalculationLabolatory variables are used to store values of strings, numbers, and formulas. Make the script is executed, it is necessary that the required data were saved. Are variables. A variable has a name and it can start with a large or small letters. The variable name may be digits, and the underscore. Variables do not have to be declared. They will automatically be declared at the first mention in the text of the script.
To declare a function variable can be both global and local. There are also variables serve as the arguments of functions.