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Top Forums Shell Programming and Scripting Printing a specific number of spaces Post 302982772 by SkySmart on Monday 3rd of October 2016 09:34:16 PM
Old 10-03-2016
Printing a specific number of spaces

when given a file name, im looking for the most efficient way to turn each letter of the file name into spaces.

for instance, the way im thinking of going about this is this:

Code:
MYFILE=check_disks.sh
CHANUM=$(echo ${MYFILE} | awk '{ print length }')
printf '%s\n' $CHANUM

as you can see here, i have about 3 commands that i believe can be combined into one. and im pretty sure the last printf command wouldn't work.
 

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DIFF3(1)							   User Commands							  DIFF3(1)

NAME
diff3 - compare three files line by line SYNOPSIS
diff3 [OPTION]... MYFILE OLDFILE YOURFILE DESCRIPTION
Compare three files line by line. -e --ed Output unmerged changes from OLDFILE to YOURFILE into MYFILE. -E --show-overlap Output unmerged changes, bracketing conflicts. -A --show-all Output all changes, bracketing conflicts. -x --overlap-only Output overlapping changes. -X Output overlapping changes, bracketing them. -3 --easy-only Output unmerged nonoverlapping changes. -m --merge Output merged file instead of ed script (default -A). -L LABEL --label=LABEL Use LABEL instead of file name. -i Append `w' and `q' commands to ed scripts. -a --text Treat all files as text. --strip-trailing-cr Strip trailing carriage return on input. -T --initial-tab Make tabs line up by prepending a tab. --diff-program=PROGRAM Use PROGRAM to compare files. -v --version Output version info. --help Output this help. If a FILE is `-', read standard input. Exit status is 0 if successful, 1 if conflicts, 2 if trouble. AUTHOR
Written by Randy Smith. REPORTING BUGS
Report bugs to: bug-diffutils@gnu.org GNU diffutils home page: <http://www.gnu.org/software/diffutils/> General help using GNU software: <http://www.gnu.org/gethelp/> COPYRIGHT
Copyright (C) 2010 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>. This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. SEE ALSO
The full documentation for diff3 is maintained as a Texinfo manual. If the info and diff3 programs are properly installed at your site, the command info diff should give you access to the complete manual. diffutils 2.9.19-4065 April 2010 DIFF3(1)
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