clear just spits out a ^L character.
maybe when encapsulated in backticks it doesn't have the desired effect.
On Fri, Nov 14, 2008 at 6:25 PM, Ludwig Isaac Lim <[EMAIL PROTECTED]> wrote:
>
> Hi:
>
> I'm not sure if the phenomenon occurs in Linux, but occurred in the HP-UX
> machine that I'm
> using.
>
> The following code below doesn't work:
> `/usr/bin/clear`;
> if ($? != 0) {
> die "$!";
> }
> print "exit\n";
>
> Note:
> a) The screen doesn't clear but "die" is not executed (i.e. "exit" in
> printed on screen) )
>
> system("clear"); # This one works.
>
> I'm just curious why `/usr/bin/clear` or `clear` doesn't work, yet
> system("clear") works given
> the fact that using backticks for other shell command works.
>
> I know this code is not portable, but portability is not an issue here =)
> Just curious.
>
> Thanks.
>
> Regards,
> Ludwig
>
>
>
>
>
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