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Keywords › MAXLEN Keyword—Define FDT Maximum Length

MAXLEN Keyword—Define FDT Maximum Length

Valid on z/OS, z/VM, and z/VSE.

Use the MAXLEN keyword to define or change the number of bytes allowed for the user‑defined FDT entry.

This keyword has the following format:

TSS ADDTO(FDT) MAXLEN(nnnnn)
nnnnn

A decimal number,.

Range: 1 and 32767

This keyword is used with:

Example: MAXLEN Keyword

This example changes an FDT field length from 8 to 17:

TSS ADDTO(FDT) FDTNAME($PERS)
               MAXLEN(8)
               SEGMENT(PERSDEPT)
               FDTCODE(1E)
               DISPLAY('PERSDEPT')

TSS REPLACE(FDT) FDTNAME($PERS)
                 MAXLEN(17)

Note: The total number of bytes available for all user‑defined fields is 32,767.