Re: Example Input Datas

[email protected] (Rodrigo Tavares)
Newsgroups perl.beginners.cgi
Message-ID <[email protected]>
Hello Jeff,

I believe my english is very bad. 
Bush is in Brazil, I'll go pratice my english with him
:) 

In true, I desire the dest_ip will be informed by
user, using a HTML file. Still, i don't say the value.
The user will define this value in textbox of HTML.

Thanks !

Rodrigo Faria 

>
>>
>>Hi Jeff,
>>
>>This IP 192.168.1.1 will replaced by IP defined from
user.
>>
>>example:
>>
>>Enter with IP : 10.0.0.1
>>Submit
>>
>>When somebody  to type one value, it will replaced
the file value.
>>
>>IP: 192.168.1.1 -> will be replaced -> 10.0.0.1
>>
>
> Got it.Then your script is may right.
> The only note is the meta-characters.becase '.' is a
meta-character in
> Perl,so given this case:
>
> $source_ip = '192.168.1.1';
> $dest_ip = '10.0.0.1';
> s/$source_ip/$dest_ip/g;
>
> maybe meet some problems.
> The better way is use \Q for disable quote
meta-characters.like:
>
> s/\Q$source_ip/$dest_ip/g;
>
> From perldoc perlre:
>
>           \E          end case modification (think
vi)
>           \Q          quote (disable) pattern
metacharacters till \E
>
> Hope this useful.

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