Bash printf format

printf "\n %20s \t %d " $BNAME $BEHIND

Printf in bash

printf "$your_var1 $your_var2 $(tail -n -1 your.log | grep Word_to_grep ) \n" >> ../opt_done.txt 

# several things, 
# printf with \n new line
# $(tail -n -1 your.log | grep Word_to_grep )  --> is a command, will output whats comes in terminal
			(if final line of the document has "Normal" to grep it will grep, oherwise nothing 
# $your_var1 $your_var2 variables
# >> this is an appending,

Printf @ bash

printf "My brother %s is %d years old.\n" Prakash 21

Source: linuxhandbook.com

Similar codes

-1 vote125 views2 answers
Gitignore a specific file
Shell/Bash
0 vote154 views1 answer
Install video studio code arm64
Shell/Bash
0 vote87 views0 answer
Shell/Bash
0 vote128 views2 answers
Install office 365 in ubuntu
Shell/Bash
0 vote118 views1 answer
See journalctl running logs
Shell/Bash
0 vote175 views3 answers
Best website downloader ubuntu
Shell/Bash
2 votes102 views1 answer
Show available commands linux
Shell/Bash
7 votes122 views3 answers
Npm install redux thunk
Shell/Bash
0 vote157 views2 answers
Nmap vulnerabilty scan
Shell/Bash
4 votes130 views1 answer
Invalid command 'RewriteEngine'
Shell/Bash