<table cellspacing="0" cellpadding="0" border="0" ><tr><td valign="top" style="font: inherit;">echo -e '#!/bin/sh\nsomething=$[ ($RANDOM % 59 ) ]'>test.sh # cat test.sh #!/bin/sh something=$[ ($RANDOM % 59 ) ] # sh test.sh test.sh: 2: Syntax error: "(" unexpected --- On Tue, 10/6/09, Jonathan Hudson <jh+ubuntu@daria.co.uk> wrote: <blockquote style="border-left: 2px solid rgb(16, 16, 255); margin-left: 5px; padding-left: 5px;"> From: Jonathan Hudson <jh+ubuntu@daria.co.uk> Subject: Re: how to generate random numbers in a shell script? To: ubuntu-users@lists.ubuntu.com Date: Tuesday, October 6, 2009, 7:29 PM <div class="plainMail">On Tue, 6 Oct 2009 12:16:09 -0700 (PDT), Eugeneapolinary Ju wrote: ># something=$[ ($RANDOM % 59 ) ] ># echo $something >29 > > >ok, but if I put it in a script: > ># echo -e '#!/bin/bash\nsomething=$[ ($RANDOM % 59 ) ]'>test.sh > ># cat test.sh >#!/bin/bash >something=$[ ($RANDOM % 59 ) ] > ># sh test.sh >test.sh: 2: Syntax error: "(" unexpected > > > >Why?? > >Thank you! :S > > > bash ain't sh -- ubuntu-users mailing list <a ymailto="mailto:ubuntu-users@lists.ubuntu.com" href="/mc/compose?to=ubuntu-users@lists.ubuntu.com">ubuntu-users@lists.ubuntu.com</a> Modify settings or unsubscribe at: <a href="https://lists.ubuntu.com/mailman/listinfo/ubuntu-users" target="_blank">https://lists.ubuntu.com/mailman/listinfo/ubuntu-users</a> </div></blockquote></td></tr></table>