Display colored words in a shell script (Linux)

One, echo command (with parameter-e) cat color.sh#!/bin/bashecho -e  "\033[30m black \033[0m" echo -e   "\033[31m red \033[0m" echo -e  "\033[32m green \033[0m" echo -e  "\ 033[33m yellow \033[0m "echo -e " \033[34m blue \033[0m "echo -e " \033[ 35m purple \033[0m "echo -e " \033[36m cyan \033[0m "echo -e " \033[37m  white \033[0m "Execution Result: Bash color.sh black  red  green  yellow   blue  purple  cyan  white  Second, printf command cat color2.sh#!/bin/ bashprintf  "\033[30m black \033[0m\n" printf  "\033[31m red \033[0m\n" printf  "\033[32m green \033[0m\n" printf  "\033[33m yellow \033[0m\n" printf  "\033[34m  blue \033[0m\n "printf " \033[35m purple \033[0m\n "printf " \033[36m cyan  \033[0m\n "printf "\033[37m white \033[0m\n "Execution Results:bash color2.sh black  red  green   yellow  blue  purple  cyan  white three, use variable cat color3.sh#!/bin/ Bashblackcolor= ' \e[1;30m ' redcolor= ' \e[1;31m ' greencolor= ' \e[1;32m "yellowcolor= ' \e[1;33m ' bluecolor= ' \E[1;34m ' Purplecolor= ' \e[1;35m ' cyancolor= ' \e[1;36m ' whitecolor= ' \e[1;37m ' echo -e  ' ${blackcolor}black ' echo  -e  "${redcolor}red" echo -e  "${greencolor}green" echo -e  "${yellowcolor}yellow" echo -e  "${bluecolor}blue" echo -e  "${purplecolor}purple" echo -e  "${cyancolor} Cyan "echo -e " ${whitecolor}white "execution Result: Bash color3.shblackredgreenyellowbluepurplecyanwhite four, system function cat color4.sh#!/bin/bashblackcolor= "echo -en \\033[1;30m" redcolor= "echo -en \\033 [1;31m "greencolor=" echo -en \\033[1;32m "yellowcolor=" echo -en \\033[1;33m "bluecolor=" Echo  -en \\033[1;34m "PuRplecolor= "echo -en \\033[1;35m" cyancolor= "echo -en \\033[1;36m" whitecolor= "Echo -en  \\033[1;37m "echo black && ${blackcolor}echo red && ${ Redcolor}echo green && ${greencolor}echo yellow && ${yellowcolor }echo blue && ${bluecolor}echo purple && ${purplecolor}echo  cyan && ${cyancolor}echo white && ${whitecolor} Execution Results:bash  Color4.shblackredgreenyellowbluepurplecyanwhite

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Display colored words in a shell script (Linux)