- Format output for a 30 characters wide display:printf "header1 header2\nbar foo\n" | column -c - Specify column delimiter character for the -t option (i.e. "," for csv); default is whitespace:printf "header1,header2\nbar,foo\n" | column -s[,]- Split columns automatically and auto-align in a tabular format:printf "header1 header2\nbar foo\n" | column -t- Fill columns before filling rows:printf "header1\nbar\nfoobar\n" | column -c  -x
[-entx ] [-c columns ] [-s sep ] [file ... ]
The utility formats its input into multiple columns. Rows are filled before columns. Input is taken from file operands, or, by default, from the standard input. Empty lines are ignored unless the -e option is used.
The options are as follows:
The COLUMNS , LANG , LC_ALL and LC_CTYPE environment variables affect the execution of as described in environ(7).
(printf "PERM LINKS OWNER GROUP SIZE MONTH DAY " ; \
printf "HH:MM/YEAR NAME\n" ; \
ls -l | sed 1d) | column -t
colrm(1), ls(1), paste(1), sort(1)
The command appeared in BSD 4.3 Reno
Input lines are limited to 512 times LINE_MAX (1M) wide characters in length.