string_chunk_split function

<?php
//string_chunk_split.php
$var = "Manas Mukherjee";
echo "<br/>";
?>
<html>
<title> string_chunk_split.php</title>
<body bgcolor="#E7F2F5" text="#000080">
chunk_split ( string $body [, int $chunklen [, string $end]] )
<?php
echo " <br/>spliting string every 3rd leter<br/>";
$x= substr(chunk_split($var, 3, '|'), 0, -1);
echo $x;
?>

</body>
</html>