IF LEN (CHRTRAN (MyField, "0123456789", "")) = LEN (MyField)
   *-- Good
ELSE
   *-- Not good
ENDIF

HTH

>How to check for alphabetic letters in myfield or which command in VFP to use to check it ?
>
>myfield = 'aaaBBBccc' good
>myfield = 'aaa123ddd' no good skip this row.