08-30-2019
No, better stick to the for(( bashism, it goes in tune with the ${name:0:$i} bashism!
Also seq is an external command, not available in some OS.
These kind of shortcuts are for an interactive shell.
Bash has the tab key for expansions.
The completion stuff as in post#3 is the correct way.
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LEARN ABOUT DEBIAN
aecomplete
aecomplete(1) aecomplete(1)
NAME
aecomplete - command completion
SYNOPSIS
aecomplete cmd-name incomplete-word previous-word
DESCRIPTION
The aecomplete command is used to perform command completion for shells.
See bash(1) for more information about Bash command completion, and how this command is expected to be executed.
At present, this is the only shell supported. The code has been written to be extensible, should other shells have programmable comple-
tion by external programs.
EXIT STATUS
The aecomplete command will exit with a status of 1 on any error. The aecomplete command will only exit with a status of 0 if there are
no errors.
ENVIRONMENT VARIABLES
See aegis(1) for a list of environment variables which may affect this command. See aepconf(5) for the project configuration file's
project_specific field for how to set environment variables for all commands executed by Aegis.
COPYRIGHT
aecomplete version 4.24.3.D001
Copyright (C) 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 Peter
Miller
The aecomplete program comes with ABSOLUTELY NO WARRANTY; for details use the 'aecomplete -VERSion License' command. This is free soft-
ware and you are welcome to redistribute it under certain conditions; for details use the 'aecomplete -VERSion License' command.
AUTHOR
Peter Miller E-Mail: millerp@canb.auug.org.au
//* WWW: http://www.canb.auug.org.au/~millerp/
Reference Manual Aegis aecomplete(1)