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Merge pull request #13060 from VitGottwald/patch-3

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Fix perl example
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John Ericson 2025-04-22 13:28:54 -04:00 • committed by GitHub
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11
doc/manual/source/command-ref/nix-shell.md
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@ -242,16 +242,21 @@ print(t)
```
Similarly, the following is a Perl script that specifies that it
requires Perl and the `HTML::TokeParser::Simple` and `LWP` packages:
requires Perl and the `HTML::TokeParser::Simple`, `LWP` and
`LWP::Protocol::Https` packages:
```perl
#! /usr/bin/env nix-shell
#! nix-shell -i perl --packages perl perlPackages.HTMLTokeParserSimple perlPackages.LWP
#! nix-shell -i perl
#! nix-shell --packages perl
#! nix-shell --packages perlPackages.HTMLTokeParserSimple
#! nix-shell --packages perlPackages.LWP
#! nix-shell --packages perlPackages.LWPProtocolHttps
use HTML::TokeParser::Simple;
# Fetch nixos.org and print all hrefs.
my $p = HTML::TokeParser::Simple->new(url => 'http://nixos.org/');
my $p = HTML::TokeParser::Simple->new(url => 'https://nixos.org/');
while (my $token = $p->get_tag("a")) {
my $href = $token->get_attr("href");