Filemaker Pro 8.5 Educational Maintenance T1 TJ086LL/A ユーザーズマニュアル

Last(if(IsEmpty(Company);PersonalPhone;WorkPhone)) returns the last non-

empty phone number from the repeating field PersonalPhone when the Company field is 
empty. If the Company field is not empty, the function returns the last non-empty phone 
number from the repeating field WorkPhone.