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<?php
if($sent== true){
$artikel = nl2br("$artikel");
$datei = "n.txt";
$datensatz = "".$name."|".$artikel."";
$fp = fopen($datei,"a+");
$zaehlen = fgets($fp);
fputs($fp,$datensatz );
fclose($fp);
}
?>

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<?php
if($sent==true){
   $artikel = nl2br($artikel);
   $datei = "n.txt";
   $datensatz = $name."|".$artikel;
   $fp = fopen($datei,"a+");
   $zaehlen = fgets($fp);
   fputs($fp,$datensatz);
   fclose($fp);
}
?>

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<?php

$datei = "n.txt";
$fp = fopen($datei,"r+");
$file = file('n.txt');

foreach($file as $line) {

$news = explode('|' ,$line);

echo "<b>".$news[0]."</b>"; 
echo '<br><br>';
echo $news[1];
echo '<br><br><br>';
}

?>

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$neuertext = str_replace("\n", "<br>", $deintext)