PROC PRINT uses a special layout if all BY variables appear in the same order at the
beginning of the ID statement. (See “Example 8: Creating a Customized Layout with BY
Groups and ID Variables” on page 1330.)
Using the BY Statement with the NOBYLINE Option
If you use the BY statement with the SAS system option NOBYLINE, which suppresses
the BY line that normally appears in output produced with BY-group processing, PROC
PRINT always starts a new page for each BY group. This behavior ensures that if you
create customized BY lines by putting BY-group information in the title and suppressing
the ...
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