Can’t upload pictures and files by php using Xampp

<?php #script upload_image.php

//check if the form has been submitted
if($_SERVER[‘REQUEST_METHOD’] == ‘POST’){

// check for an uploaded file:
if (isset($_FIlES[‘upload’])){

//Validate the type. should be JPEG or PNG
$allowed = array (‘image/pjpeg’,
‘image/jpeg’, ‘image/JPG’, ‘image/
X-PNG’, ‘image/PNG’, ‘image/png’,
‘image/x-png’);
if(in_array($_FILES[‘upload’][‘type’],$allowed)){

//Move the file over.
if (move_uploaded_file($_FILES[‘upload’][‘tmp_name’],
“/uploads/{$_FILES[‘upload’][‘name’]}”)){
echo ‘<p><em> The file has been uploaded!</em></p>’;
} //End of Move…. IF
}else { //Invalid Type.
echo ‘<p Class=”error”> Please upload a jpeg or Png image.</p>’;
}

} //End of Isset ($_FILES[”upload]) IF.

//Check for errors;
if($_FILES[‘upload’][‘error’] > 0){
echo ‘<p class=”error”>The file could
not be uploaded because: <strong>’;
// Print a message based upon the error
switch($_FILES[‘upload’][‘error’]){
case 1:
print ‘The file exceeds the upload_max_filesize setting
inphp.ini.’;
break;
case 2:
print ‘The file exceeds the MAX_FILE_SIZE setting in
the HTML form.’;
break;
case 3:
print ‘The file was only partially uploaded.’;
break;
case 4:
print ‘No file was uploaded’;
break;
case 6:
print ‘No temporary folder was available’;
break;
case 7:
print ‘Unable to write to the disk’;
break;
case 8:
print ‘file upload stopped.’;
break;
default:
print ‘A system error occurred.’;
break;
}// End of switch
print ‘</strong></p>’;
} // End of Error if

//Delete the file if it still exists:
if (file_exists ($_FILES[‘upload’][‘tmp_name’])
&& is_file($_FILES[‘upload’][‘tmp_name’]) ) {
unlink ($_FILES[‘upload’][‘tmp_name’]);
}
} // End of submitted conditional. ($_SERVER)
?>

<form enctype=”multipart/form-data” action=”upload_image.php” method=”POST”>