- implode: documentation ( source)
- explode: documentation ( source)
- array_unique: documentation ( source)
<?php
$s = '27265
46462
40572
38227
49616
29319
33265
33111
33721
36729';
$a = array_unique(explode("\n", $s));
echo 'values (' . implode('), (', $a) . ');';