Online PHP editor | refs for dWvjD

@ 2015-04-28T09:18:08Z

<?php
$str = "This is  a string       with
spaces, tabs and newlines present";

$stripped = preg_replace(array('/[\s{2,}]/', '/[\t\n]/'), ' ', $str);

echo $str;
echo "\n---\n";
echo "$stripped";