PHP Script to search for word on web page

Question

Can someone please show me how to change the following PHP script to say "found" if the site http://www.stutteringjohnsmith.com has the word "standup" in it and to say "not found" if it does not

<?php
$data = file_get_contents('http://www.stutteringjohnsmmith.com/#/0');
$regex = '/Page 1 of (.+?) results/';
preg_match($regex,$data,$match);
var_dump($match);
echo $match[1];
?>

Answer 1

<?php
$data = file_get_contents('http://www.stutteringjohnsmmith.com/#/0');
$regex = '/standup/';    //<----
preg_match($regex,$data,$match);
var_dump($match);
echo $match[1];
?>

lol?