Linux Shell CentOS 寫一個輸出命令支持顏色

1、代碼

#!/usr/bin/env bash

# ---------------------------------------------
# 使用說明
# 格式 prt "hello world" red 0
# 格式 prt -h 打開幫助
# ---------------------------------------------

# 輸出的訊息
MSG=$1
# 指定顏色
COLOR=$2
# 是否開啟背景色，1開啟，0 不開始
BG=$3

if [ -z "$MSG" ]; then
  echo -e "\033[1;31m 引數不能為空 \033[0m"
  echo -e "\033[1;31m see prt -h \033[0m"
  exit 1
fi

if [ "$MSG" == "-h" ]; then
  echo -e "\033[1;32m prt [message][color:-green][background:-0] \033[0m"
  echo -e "\033[1;31m red = 紅色 \033[0m"
  echo -e "\033[1;32m green = 綠色 \033[0m"
  echo -e "\033[1;33m yellow = 黃色 \033[0m"
  echo -e "\033[1;34m blue = 藍色 \033[0m"
  echo -e "\033[1;35m purple = 紫色 \033[0m"
  echo -e "\033[1;36m skyblue = 天藍色 \033[0m"
  exit 1
fi

if [ -z "$COLOR" ]; then
  COLOR=green
fi

if [ -z "$BG" ]; then
  BG=0
fi

MSG="$MSG"

case $COLOR in
"red")
  if [ $BG == 1 ]; then
    echo -e "\033[1;41;37m $MSG \033[0m"
  else
    echo -e "\033[1;31m $MSG \033[0m"
  fi
  ;;
"green")
  if [ $BG == 1 ]; then
    echo -e "\033[1;42;37m $MSG \033[0m"
  else
    echo -e "\033[1;32m $MSG \033[0m"
  fi
  ;;
"yellow")
  if [ $BG == 1 ]; then
    echo -e "\033[1;43;37m $MSG \033[0m"
  else
    echo -e "\033[1;33m $MSG \033[0m"
  fi
  ;;
"blue")
  if [ $BG == 1 ]; then
    echo -e "\033[1;44;37m $MSG \033[0m"
  else
    echo -e "\033[1;34m $MSG \033[0m"
  fi
  ;;
"purple")
  if [ $BG == 1 ]; then
    echo -e "\033[1;45;37m $MSG \033[0m"
  else
    echo -e "\033[1;35m $MSG \033[0m"
  fi
  ;;
"skyblue")
  if [ $BG == 1 ]; then
    echo -e "\033[1;46;37m $MSG \033[0m"
  else
    echo -e "\033[1;36m $MSG \033[0m"
  fi
  ;;
*)
  echo -e "\033[1;33m see prt -h \033[0m"
  ;;
esac