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From: "M. Strobel" <sorry_no_mail_here@nowhere.dee>
Newsgroups: comp.lang.php
Subject: Re: problems with exec()
Date: Mon, 16 Apr 2012 14:43:16 +0200
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Message-ID: <9v2if4Fu3uU1@mid.uni-berlin.de>
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Am 16.04.2012 13:27, schrieb Kim Andr=C3=A9 Aker=C3=B8:
> P=C3=A5 Sun, 15 Apr 2012 18:37:23 +0200, skrev 7segment <7segment@nowhe=
re.com>:
>=20
>> Hi.
>>
>> I have an interesting problem and I cannot figure out what the problem=

>> might be.
>>
>> This does not  produce any output:
>>
>> $response =3D exec('ifconfig');
>> echo $response[0];
>>
>> Although when I try other commands, I get a response on the screen. So=
 I
>> don't get what's so special about ifconfig.
>>
>> Could anyone help please?
>=20
> Based on your corrected code in your own reply, which lists the second =
line as "echo
> $response;", I can see what you problem would be.
>=20
> Even if you're allowed to run this particular command from your PHP scr=
ipt, the
> return value of exec() is always the LAST line of the command output. O=
n my system,
> the last line of the "ifconfig" command is always blank, which is what =
$response in
> your code example would contain. Try instead to do it like this (and, p=
referrably,
> include the full path of ifconfig):

Very convincing, thank you. I was about to test why ifconfig would need t=
he shell
environment...

/Str.