<?php

$chars = 'abcd';
$out = '';
for($j=0;$j<5;$j++) $out .= $chars{mt_rand(0, 3)};

<?php

$chars = 'abcd';
$out = array();
for($i=0;$i<100;$i++) for($j=0;$j<5;$j++) $out[$i] .= $chars{mt_rand(0, 3)};

<?php

// in real code we'd read from a file
// $lines = file('./cookie.txt');

<?php

echo "['Apple', 'Banana', 'Pomegranit']";

?>