Created
April 9, 2020 04:06
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#!/bin/bash | |
# author: janlay@gmail.com | |
set -e | |
cols=$(bc <<< "$(tput cols) / 3 - 2") | |
char=✾ | |
echo -n ' ' | |
for col in $(seq 0 $cols); do | |
printf '%3s' $col | |
done | |
echo | |
for f in {0..255}; do | |
printf '%3s' $f | |
f_color=$(tput setaf $f) | |
for b in $(seq 0 $cols); do | |
echo -n "$f_color$(tput setab $b) $char " | |
done | |
echo $(tput sgr0) | |
done |
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