Código PHP:
<?php
$ThisFileName = "TextArea.php";
$ValueField = $_POST['ValueField'];
$DBSinSalto = "";
$DBConSalto = "";
$SinSalto = $ValueField;
$ConSalto = str_replace("\n", "<br>", $ValueField);
print("</form><P>\n");
print("<form action=\"$ThisFileName\" method=post>");
print("<textarea name=ValueField type= textarea cols=100 rows=3>$ValueField</textarea><P>");
print("$SinSalto<P>");
print("$ConSalto<P>");
print("<input type=submit name=TextArea value=\"TextArea\"> <P>\n");
print("</form><P>\n");
$MyConnection = mysql_connect("localhost","NombreUsuario","Clave") or die (mysql_error());
$MyDBSelected = mysql_select_db("MySQLDataBase", $MyConnection) or die (mysql_error());
$Inserting = "INSERT INTO InnoDBTable VALUES(";
$Inserting = "$Inserting'$SinSalto',";
$Inserting = "$Inserting'$ConSalto');";
print("$Inserting<P>");
$Definitions = mysql_query($Inserting, $MyConnection) or die (mysql_error());
$Definitions = mysql_query("SELECT SinSaltoField, ConSaltoField FROM InnoDBTable;", $MyConnection) or die (mysql_error());
if($row = mysql_fetch_array($Definitions))
{
$SinSalto = $row[SinSaltoField];
$ConSalto = $row[ConSaltoField];
$DBSinSalto = $row[SinSaltoField];
$DBConSalto = $row[ConSaltoField];
print("Lectura DB: <P>");
print("$SinSalto<P>");
print("$ConSalto<P>");
print("$DBSinSalto<P>");
print("$DBConSalto<P>");
}
$Definitions = mysql_query("DELETE FROM InnoDBTable;", $MyConnection) or die (mysql_error());
$MyFile = "/home/Compartido/TextArea.php.txt";
$MyFileHand = fopen($MyFile, "w");
fwrite($MyFileHand, "SinSalto\n$SinSalto\n");
fwrite($MyFileHand, "ConSalto\n$ConSalto\n");
fwrite($MyFileHand, "DBSinSalto\n$DBSinSalto\n");
fwrite($MyFileHand, "DBConSalto\n$DBConSalto\n");
fclose($MyFileHand);
?>