echo -en '/E[37;44;1m'
^^ ^^ ^^ ^
| | | |
| | | |——是否高亮
| | |————背景颜色
| |——————前景颜色
|————————转义序列标志，或者"/033["
#!/bin/bash
# esc.sh:
# 显示 ANSI 的彩色
#
esc="/033["
echo -n " _ _ _ _ _40 _ _ _ 41_ _ _ _42 _ _ _ 43"
echo "_ _ _ 44_ _ _ _45 _ _ _ 46_ _ _ _47 _"
for fore in 30 31 32 33 34 35 36 37; do
line1="$fore "
line2=" "
for back in 40 41 42 43 44 45 46 47; do
line1="${line1}${esc}${back};${fore}m Normal ${esc}0m"
line2="${line2}${esc}${back};${fore};1m Bold ${esc}0m"
done
echo -e "$line1/n$line2"
done
