Why this php code shows me error as
Notice: Undefined index: f in E:\xampp\htdocs\tests\file handling\file_upload1.php on line 7
Please help me out
<?php
echo '<form action="file_upload1.php" method="POST" enctype="multipart/form-data">
<input type="file" name="f"><br><br>
<input type="submit" value="upload">
</form>';
$name=$_FILES['f']['name'];
echo $name;
?>