php dirs and paths

$info = pathinfo($_SERVER['PHP_SELF']);
<br \>
<?php
    $info = pathinfo($_SERVER['PHP_SELF']);
    print_r($info);
?>

<br \>  &nbsp; <br \>

    $file_name =  basename($info['basename'], $info['extension']);
    <br \>
    TO REMOVE THE EXTRA PERIOD...
    $file_name =  basename($info['basename'], '.'.$info['extension']);
    <br \>
<?php
    $file_name =  basename($info['basename'], $info['extension']);
    $file_name =  basename($info['basename'], '.'.$info['extension']);

    echo $file_name;
?>
<br \>  &nbsp; <br \>

$currentfile = $_SERVER['PHP_SELF'];
<br \>
$dirs = dirname($currentfile);
<br \>
$base = basename($currentfile);
<br \>
<?php
    $currentfile = $_SERVER['PHP_SELF'];
    $dirs = dirname($currentfile);
    $base = basename($currentfile);

    echo $currentfile . " <br \> " . $dirs . " <br \> " . $base;
?>
<br \>  &nbsp; <br \>

$servername = $_SERVER['SERVER_NAME'];
<br \>
<?php
    $servername = $_SERVER['SERVER_NAME'];
    echo $servername;
?>
<br \>  &nbsp; <br \>

getcwd();
<br \>
<?php
    echo getcwd();
?>
<br \>  &nbsp; <br \>