- substr: documentation ( source)
- stristr: documentation ( source)
- stripos: documentation ( source)
<?php
$h='my home is my castle';
$n='is';
$part = stristr($h,$n,true);
$part2 = stristr($h,$n);
if($pos=stripos($h,$n)) $part3=substr($h,0,$pos);
echo "This is my: $part\n";
echo "That is my: $part2\n";
echo "Also, this: $part3\n";
?>