6 examples for echo

  #the echo command outputs the result of what it receive as input
echo "hello bro!"
> hello bro!

#this output can be a command be the result of a command, for example 'pwd' to output the Present Working Directory
echo $(pwd)
> /path/to/the/present/working/directory 

#this could be useful to log stuff in a document, using '>' or '>>' : hereafter, the commands add the pwd to a document
echo $(pwd) >> ~/logs/logingmypwd

#it can also have colors!! using the -e option and colors codes
echo -e "\e[0;32mHello This Text is Green!![0mBut This Text Isn't"
        

  # Execute command at give time
echo "ls -l" | at midnight
        

  # print the shell environment variable 'home' to standard output
echo $HOME

# apend 'bro' (newline) to the end of bro.txt, create the file if !exists
echo 'bro' >> bro.txt
        

  # print a sequence of numbers to the terminal
echo {2005..2015}
        

  # Print random number between 0 and 100, inclusive
echo $((RANDOM%100))
        

  # Show some ascii boobs
echo '( . Y . )'