保持文本格式逐行变为.txt PHP的变量

Question

<form action="editinfo.php" method="post">
    <pre><textarea rows="440" name="editinfo" cols="700"></textarea></pre><br><br>
    <input type="submit" class="ButtonSub" value="Submit">
</form>

editinfo.php

$editinfo = mysqli_real_escape_string($connd, $_POST['editinfo']);
$myfile = fopen("myinfo.txt", "wb") or die("Unable to open file!");
fwrite($myfile, $editinfo);
fclose($myfile);

What I want to achieve? Let's say I have editinfo text is

SAM
PLEM

it outputs SAM PLEM in the txt, how can I format it correctly? so it can look like

SAM
PLEM

Answer 1

Simply don't SQL-escape (mysqli_real_escape_string) the text, that's what's turning a linebreak into escaped sequences. There's absolutely no point in SQL escaping something that isn't going to be used in an SQL query.