#!/bin/sh
echo "Color test ....."
for key in 0 1 4 
do
    echo ""
    case $key in
        0) ;;
        1) echo "BOLD" ;;
        4) echo "UNDERLINE" ;;
        7) echo "REVERSE" ;;
    esac
    echo ; echo -n "[${key}m"

    for left in  30 31 32 33 34 35 36 37
    do
        for right in 40 41 42 43 44 45 46 47
        do
            echo -n "[${left};${right}m[$left;$right]" 
        done
        echo ""
    done
done

echo "" ; echo