If the output from x (or p) is too long for your screen then prepend the pipe. The output will be piped through less (or whatever 'o pager' is set to) and you can scroll back and forth at your pleasure.
in reply to Re^2: Neat Debugger tricks
in thread Neat Debugger tricks
and the output is the same as 'x \%::' but in a less session.
harleypig@harleypig ~ $ perl -de 0
Loading DB routines from perl5db.pl version 1.28
Editor support available.
Enter h or `h h' for help, or `man perldebug' for more help.
DB<1> o pager?
pager = '|/usr/bin/less'
DB<2> |x \%::