Colored cal output

cal | sed -E "2,8s/(^|[^0-9])($(date +%e))( |$)/\1$(echo "\033[0;36m\2\033[0m")\3/g"

Colors a the current date in cal output

Sample Output

     April 2011
Su Mo Tu We Th Fr Sa
                1  2
 3  4  5  6  7  8  9
10 11 12 13 14 15 16
17 18 19 20 21 22 23
24 25 26 27 28 29 30

-1

By: iridium172

2011-04-30 03:16:31

cal sed

1 Alternatives + Submit Alt

Colored cal output
This is sample output - yours may be different.
2

alias cal='cal | grep --color=auto -E "( |^)$(date +%e)|$"'

mattmartini · 2011-04-30 17:09:53 5

What Others Think

On most shells, you'll need to use "echo -e" to get echo to interpret escape sequences. Zsh is the only shell that I'm aware of that interprets them by default.

eightmillion · 677 weeks and 6 days ago

you should have used echo -e

mrwill · 677 weeks and 6 days ago

There is also the 'ccal' command by Alex Matulich. The whole calendar is in color.

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What do you think?

Any thoughts on this command? Does it work on your machine? Can you do the same thing with only 14 characters?

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