title: What is the correct way to break a line of Perl code into two?
body: <pre><code>$ cat temp.pl
  use strict;
  use warnings;
  
  print "1\n";
  print "hello, world\n";
  
  print "2\n";
  print "hello,
  world\n";
  
  print "3\n";
  print "hello, \
  world\n";
  
  $ perl temp.pl
  1
  hello, world
  2
  hello,
  world
  3
  hello, 
  world
  $
  </code></pre>
  
  <p>To make my code easily readable, I want to restrict the number of columns to 80 characters. How can I break a line of code into two without any side effects?</p>
  
  <p>As shown above, a simple <kbd>↵</kbd> or <kbd>\</kbd> does not work.</p>
  
  <p><strong>What is the correct way to do this?</strong></p>