>i want to search value in buffered record.
>
>operator of PC-1 giving value of field "SNO" 101
>
>and operator of PC-2 also giving value of field "SNO" 101
>
>i want to seek value if operator of PC-1 already entered the value 101
>than on PC-2 there should be message "Duplicate SNO"
>
>warm regards,

If both SNO 101 is on buffered records you can't check. Otherwise you can use functions like indexseek().
Cetin