Duplicating field definitionsYou can duplicate a field definition and then modify it. For example, if you have defined a field with a complex calculation formula or value list, you can define a new field that uses a similar formula or value list.
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2. In the Manage Database dialog box, click the Fields tab.
4. In the Fields tab of the Manage Database dialog box, select one or more fields that you want to duplicate, then click Duplicate.FileMaker Pro places the duplicated field at the end of the list of field definitions and adds Copy to the field name.
5. To change the field name for the duplicated fields, type new field names or edit the existing names in Field Name, then click Change.