Creating a constant

In the upper-left corner of the Project Explorer, click the View Project/View Groups icon so that you see the Project view. (When the Project view appears, the tooltip for the icon is View Groups.)
Select a study or library.
The Study or Library Editor appears.
Select the Constants tab.
Click New Constant.
The New Constant dialog box appears.
Fill in the fields of the dialog box, and click OK.

Option	Description
Fields	Note: Not all fields appear in the default view. Optionally, you can add the other fields to the browser view, and you can rearrange the order of fields. For more information, see Showing and hiding a field in the User Guide.
Classification	User-defined text used to group, sort, and filter constants.
Data Type	Return type of the constant: Integer—Contains only numbers. Float—Contains numbers and a decimal point. String—Contains alphanumeric characters. Boolean—True or False. Date/Time—Contains date and time information.
Description	Description of the constant.
Name	Name of the constant. The name must: Begin with a letter. Contain only letters and digits. Be unique.
Published (only in libraries)	Indicates that the study object has been published.
Value	Value of the constant.
Toolbar buttons
New Constant Delete	Create and delete a constant.
Publish (only in libraries)	Publish the selected constant. This button is enabled for library objects that have been saved.

Option	Description
Name	Name of the constant.
Data Type	Data type of the constant, such as Integer, Float, String, Boolean, or Date/Time.
Classification	User-defined classification of the constant.
Description	Description of the constant.
Value	Value of the constant. The value must be compatible with its data type.