Question

Write the following expression using a shortcut:
$y = $y + 5;

Answer 1

Question #53626, Programming, Perl, for completion

Write the following expression using a shortcut:

$y = \$y + 5$;

Answer:

$y += 5;

The original example with corrected syntax and formatting (for context):

$y = 0;
while (<>) {
    $y += 5;
    print "$y\t$_";
}