On 9/17/07, Rob Dixon <[EMAIL PROTECTED]> wrote:
> Chas Owens wrote:
> >
> > On 9/17/07, Jeff Pang <[EMAIL PROTECTED]> wrote:
> >>
> >> 2007/9/17, W. Sp. <[EMAIL PROTECTED]>:
> >>>
> >>> Also, while using LWP modules, what type of
> >>> data is $content = get($url)? Is it an array? Is there a way t
On 9/17/07, Wagner, David --- Senior Programmer Analyst --- WGO
snip
> > If you want to print a line that is on a given line number you can say
> >
> > perl -ne 'print if $. = 400' file.txt
>
> $. == 400 and not $. = 400 ( assignment verses equality test ).
> Wags ;)
snip
Yeah, I am an id
Chas Owens wrote:
On 9/17/07, Jeff Pang <[EMAIL PROTECTED]> wrote:
2007/9/17, W. Sp. <[EMAIL PROTECTED]>:
Also, while using LWP modules, what type of
data is $content = get($url)? Is it an array? Is there a way to find out
what kind of data a particular variable stores?
It's a scalar.
you
> -Original Message-
> From: Chas Owens [mailto:[EMAIL PROTECTED]
> Sent: Monday, September 17, 2007 10:14
> To: W. Sp.
> Cc: beginners@perl.org
> Subject: Re: how to make use of $content in LWP
>
> On 9/16/07, W. Sp. <[EMAIL PROTECTED]> wrote:
> snip
On 9/17/07, Jeff Pang <[EMAIL PROTECTED]> wrote:
> 2007/9/17, W. Sp. <[EMAIL PROTECTED]>:
> > Also, while using LWP modules, what type of
> > data is $content = get($url)? Is it an array? Is there a way to find out
> > what kind of data a particular variable stores?
>
> It's a scalar.
> you can use
On 9/16/07, W. Sp. <[EMAIL PROTECTED]> wrote:
snip
> regex worked fine in my case. But my question was: how to specifically sift
> out a particular line number.
snip
There is a global variable named $. that stores the current line
number. So you can say things like
perl -ne 'print $. if /this i
2007/9/17, W. Sp. <[EMAIL PROTECTED]>:
> Also, while using LWP modules, what type of
> data is $content = get($url)? Is it an array? Is there a way to find out
> what kind of data a particular variable stores?
It's a scalar.
you can use 'ref' to find out the variable type,like,
$ perl -MLWP::Simp
thanks Chas.
regex worked fine in my case. But my question was: how to specifically sift
out a particular line number. Also, while using LWP modules, what type of
data is $content = get($url)? Is it an array? Is there a way to find out
what kind of data a particular variable stores?
thanks
raghu
On 9/14/07, [EMAIL PROTECTED] <[EMAIL PROTECTED]> wrote:
> I am looking for one particular line in an HTML page. How can I find
> this in a perl program.
>
> Basically, I want to grep this one line containing what I know.
snip
A lot depends on how you can identify that line. The best solution is
