Shell text Align left and right "go"

Text-to-left-aligned typography has text 4.txt as follows:

111111111111111111111 98912 Zhang Three
222222222222222222 150020 Lee 44
333333333333333333333 360000 Harry
444444444444444444 2332 Zhao 66
555555555555555555 222 Tianqi
666666666666666666666 999999

Simple text is formatted by batch processing

Writing code

#! /bin/bashfile=./4.txtEcho- e "\ n left-aligned \ n" While the read line does  printf "%-30s%-10d%-10s\n" ${line} Done < ${file}Echo- e "\ n right-align \ n" While the read line does  printf "%30s%10d %10s\n " ${line} done< ${file}           

Run results

Turn from

Text-to-left-align typesetting--shell-csdn blog
77800546

Shell text Align left and right "go"