Php Help

[kasuwa1235]

<?php


if(isset($_POST['user_input']) && !empty($_POST['user_input'])){

$user_input = $_POST['user_input'];

}


?>


<form action="index.php" method="POST">
<textarea name="user_input" rows="6" cols="30"> <?php echo $user_input ?>
</textarea><br><br>
<input type="submit" value="submit">

<br>
<br>
</form>




ERROR


Undefined variable: user_input in <b>C:\xampp\htdocs\exercis\index.php</b> on line <b>14

 

[dilan91]

<textarea name="user_input" rows="6" cols="30"> <?php echo isset($user_input)?$user_input:"" ?> //ternary operator

 

[nuwan91]

issalla udin variable eka hdapana $user_input kiyala. if(isset($_POST['user_input']) && !empty($_POST['user_input'])){
meka wennathi unama wenna athi error eka enne
<?php
$user_input = "";

if(isset($_POST['user_input']) && !empty($_POST['user_input'])){

$user_input = $_POST['user_input'];

}


?>


<form action="index.php" method="POST">
<textarea name="user_input" rows="6" cols="30"> <?php echo $user_input ?>
</textarea><br><br>
<input type="submit" value="submit">

<br>
<br>
</form>