擅长:python、mysql、java
<pre><code>$countries = array();
$cities = array();
$gap = false;
$file = file('path/to/file');
foreach($file as $line)
{
if($line == '') $gap = true;
elseif ($line != '' and $gap)
{
$countries[] = $line;
$gap = false;
}
elseif ($line != '' and !$gap) $cities[] = $line;
}
</code></pre>