Exporting to a textfile (or any other if better)

<?php
//return var 'news'
$filename = 'news.txt';
$somecontent = stripslashes($_POST['news']);

// Let's make sure the file exists and is writable first.
if (is_writable($filename)) {


    if (!$handle = fopen($filename, 'w')) {
         print "news=Cannot open file ($filename)";
         exit;
    }

    // Write $somecontent to our opened file.
    if (!fwrite($handle, $tag)) {
       print "news=Cannot write to file ($filename)";
        exit;
    }
    
//    print "news=$tag";
    
    fclose($handle);

    if (!$handle = fopen($filename, 'a')) {
         print "news=Cannot open file ($filename)";
         exit;
    }

    // Write $somecontent to our opened file.
    if (!fwrite($handle, $somecontent)) {
       print "Cannot write to file ($filename)";
        exit;

    print "news=$somecontent";
    
    fclose($handle);
    
}
    
    print "news=$somecontent";
                    
} else {
    print "news=The file $filename is not writable";
}
?>