Posted by "Richard Lynch" on 06/18/05 23:42

On Sat, June 18, 2005 3:21 am, jenny mathew said:
> is it possible to compare two different text messages and highlight
> the difference in php.
> i mean to say that
> $text1="message 1"
> $text2="message 2"
> i want to compare both $text1 and $text2 for differences and highlight
> the differece in php.is it possible.
> waiting for your reply.

Untested, very crude:

<?php
$maxlen = max(strlen($text1), strlen($text2));
for ($i = 0; $i < $maxlen; $i++){
if (@$text1[$i] == @$text2[$i]) echo @$text1[$i];
else @echo "<font color=red>$text1[$i]|$text2[$i]</font>";
}
?>

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