echo file contents

<p>Code:</p>
 
<?php 
// Get the HTML source of a URL. 
$lines = file ('test.php'); 
 
// Loop through our array, show html source as html source; and line numbers too. 
foreach ($lines as $line_num => $line) { 
    echo "Line <b>{$line_num}</b> : " . htmlspecialchars($line) . "<br>\n"; 
} 
?>