ABCDEFGHIJKLM

show code

<?php

$words = 'ABCDEF\nABCDEFGH\nABCDEFGHIJ\nABCDEFGHIJKLM\n';
$words = explode('\n', trim($words));
//print_r($words);
$word = $words[count($words) - 2];
echo $word;