输出文本格式的问题

Question

<?php
if($submit)
{
  $fp = fopen("test.txt","w");
  fwrite($fp,$content);
  fclose($fp);
}
?>
<form action="<?=$PHP_SELF;?>" method="post">
<textarea cols="50" rows="10" name="content"></textarea>
<input type="submit" name="submit" value="submit">
</form>
<?php
$fp = fopen("test.txt","r");
$data = fread($fp, filesize("test.txt"));
fclose($fp);
//$data=str_replace("\n\r","<br>",$data);
$data = str_replace(" ","&nbsp;",$data);
$data = stripslashes($data);
echo nl2br($data);
?>

Answer 1

这些都是常见问题，建议楼主发贴前先搜索一下本论坛！