How to use echo in shell to display content with color
This article introduces the knowledge of "how to use echo in shell to display content with color". In the operation of actual cases, many people will encounter such a dilemma, so let the editor lead you to learn how to deal with these situations. I hope you can read it carefully and be able to achieve something!
Echo is often the most used output, which makes the font more readable and colored.
There are two ways to make echo output with color
1. Define the color variable in the shell script and call the variable using echo-e
two。 When defining a variable, define echo-e into the variable, and then output the variable
You can have echo output a shell script that displays colors
The execution result of the script is as follows
#! / bin/bash
# variables that define colors
RED_COLOR='\ E [1th 31m'# Red
GREEN_COLOR='\ E [1th 32m green
YELOW_COLOR='\ E [1th 33mmm # Huang
BLUE_COLOR='\ E [1x 34m'# Blue
PINK='\ E [1th 35m'# Pink
RES='\ E [0m'
# need to use echo-e
Echo-e "{RES}"
Echo-e "{RES}"
Echo-e "{RES}"
Echo-e "{RES}"
Echo-e "{RES}"
Echo "#"
# put echo-e directly into the variable, and output the variable directly when you use it
SETCOLOR_SUCCESS= "echo-en\ 033 [1ter32m"
SETCOLOR_FAILURE= "echo-en\ 033 [1ter31m"
SETCOLOR_WARNING= "echo-en\ 033 [1bomb33m"
SETCOLOR_NORMAL= "echo-en\ 033 [0bomb39m"
Echo-- oldboy trainning-- & & $SETCOLOR_SUCCESS
Echo-- oldboy trainning-- & & $SETCOLOR_FAILURE
Echo-- oldboy trainning-- & & $SETCOLOR_WARNING
Echo-- oldboy trainning-- & & $SETCOLOR_NORMAL
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