Provides a basis for logical positioning in a relative or indexed file, for subsequent retrieval of records.

Opcode Operation File Types
E8 START equal to full length prime key R I
E9 START equal to (any key/record number) R I
EA START greater than (>) R I
EB START not less than (>=) R I
FE START less than (<) R I
FF START less than or equal to (<=) R I

Input Fields:

fcd-relative key Relative record number (R)
fcd-key id Key identifier (I)
fcd-key-length Effective key length (I)
fcd-record-address Pointer to the record area

Output Fields:

fcd-file status File status