December 2000
Intermediate to advanced
784 pages
20h 54m
English
Content preview from Network Programming with Perl
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LWP Basics
Figure 9.1 shows a script that downloads the URL given on the command line. If successful, the document is printed to standard output. Otherwise, the script dies with an appropriate error message. For example, to download the HTML source for Yahoo's weather page, located at http://www.yahoo.com/r/wt, you would call the script like this:
Figure 9.1. Fetch a URL using LWP's object-oriented interface
% get_url.pl http://www.yahoo.com/r/wt > weather.html
The script can just as easily be used to download a file from an FTP server like this:
% get_url.pl ftp://www.cpan.org/CPAN/RECENT
The script will even fetch news articles, provided ...
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