hi mate. i have problem about REGEX
this is my simple code
<?php
$teks="hi whats up? how are you?";
$replace=preg_replace("/(you)/i",'<span style="background:yellow;">\1</span>',$teks);
echo "$replace";
?>
what the mean \1 ? its not give effect for my text..
if i change the value to \2, the text has change..
thanks mate!