Duplicating field definitions
You 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.
To duplicate a field definition:
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With the database open, choose File menu > Manage > Database.
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FileMaker Pro places the duplicated field at the end of the list of field definitions and adds Copy to the field name.
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See About naming fields.
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