IO::Async is a powerful Perl module that facilitates asynchronous I/O operations. When working with text data, especially from user input or external sources, proper handling of Unicode and encodings is crucial. IO::Async can manage these aspects effectively, allowing developers to ensure that their applications handle different character sets in a consistent manner.
Here's an example of how IO::Async interacts with Unicode and encodings:
use IO::Async::Loop;
use IO::Async::Timer::Periodic;
my $loop = IO::Async::Loop->new;
my $timer = IO::Async::Timer::Periodic->new(
delay => 1,
resubscribe => 1,
on_tick => sub {
my $input = "Some Unicode text: \N{U+1F600}"; # Smiley face emoji
print encode('UTF-8', $input) . "\n"; # Properly encoding to UTF-8
}
);
$loop->add($timer);
$loop->run; # Start the event loop
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