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@dtmilano
Created November 26, 2019 01:31
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Shows terminal colors
#! /bin/bash
n=32
arg=setaf
text='Hello World! This is %s %d'
_help()
{
printf 'usage: %s [--help|-H] [--16] [--256] [-t|--tiny] [--background|-b]\n' "$(basename $0)"
exit 0
}
while (( $# > 0 ))
do
case "$1" in
256|--256|-256)
n=256
shift
;;
16|--16|-16)
n=16
shift
;;
--background|-b)
arg=setab
shift
;;
--tiny|-t)
text=''
shift
;;
--help|-H)
_help
;;
--*|-*)
_help
;;
esac
done
for f in $(seq $n)
do
tput $arg $f
printf "$text" $arg $f
tput sgr0
if (( f % 16 == 0 )) || [[ "$arg" == 'setab' ]] || [[ "$text" != '' ]]
then
printf '\n'
fi
done
@dtmilano
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