Bash scripting -- Usage of arrays

[Jayesh Jayan]

Hi Wesley,

Thank you.

I understood it completely.

The explanation was great.

Thank you once again.


On 11/30/05, Wesley Shields <wxs at csh.rit.edu> wrote:
>
> On Wed, Nov 30, 2005 at 02:39:15AM +0530, Jayesh Jayan wrote:
> > Hi,
> >
> > Today I was trying to script using arrays in FreeBSD 5.4 but it doesn't
> > work.
> >
> > Below is a sample script which I used.
> >
> > ******************************************************
> >
> > #!/bin/bash
> >
> > array=( zero one two three four);
> > echo "Elements in array0:  ${array[@]}"
> >
> > ******************************************************
> >
> > It works fine on RedHat server.
> >
> > Below is the output.
> >
> > # sh array.sh
> > Elements in array0:  zero one two three four
> >
> > Below is the out put from the FreeBSD server using the same code.
> >
> > -bash-2.05b# sh aa.sh
> > aa.sh: 3: Syntax error: word unexpected (expecting ")")
> >
> > Please guide me on how to use arrays on freebsd too.
>
> Bash (installed via ports) is in /usr/local/bin.  Change the first line
> to be #!/usr/local/bin/bash and chmod 750 (at least) the script.  This
> way you can just ./aa.sh and be done.
>
> If you prefer to run it as you have shown above don't run sh aa.sh,
> instead do bash aa.sh, assuming bash is in your path.  sh aa.sh will try
> and run the script through sh (which is not bash).
>
> wxs at syn ~ > ls -la foo.sh
> -rwxr-xr-x  1 wxs  wxs  97 Nov 29 16:26 foo.sh*
> wxs at syn ~ > cat foo.sh
> #!/usr/local/bin/bash
>
> array=( zero one two three four);
> echo "Elements in array0:  ${array[@]}"
> wxs at syn ~ > bash ./foo.sh
> Elements in array0:  zero one two three four
> wxs at syn ~ > ./foo.sh
> Elements in array0:  zero one two three four
> wxs at syn ~ > sh ./foo.sh
> ./foo.sh: 3: Syntax error: word unexpected (expecting ")")
> wxs at syn ~ >
>
> -- WXS
>



--
Jayesh Jayan

"The box said "Requires Windows 95, NT, or better", so I installed Linux."

Visit my homepage @ http://www.jayeshjayan.com