Allow a shell variable to control output record and field separators. Default to space and newline if nothing is specified. ORS=: OFS=, ls -l # rw-r--r--:1:una

Allow a shell variable to control output record and field separators. Default to space and newline if nothing is specified. ORS=: OFS=, ls -l # rw-r--r--:1:uname:gname:1025:Jun 1:somefile.txt,...,... Add a specifier for dates, usernames, groupnames, etc. DSF="%Y-%m-%d" ls -l