How to add pair delete function to my index

This code for index

<td><?php echo $this->Form->postlink('delete',array('controoler'=>'Users','action'=>

'delete',$user['User']['id'])); ?> </td>

controller 

public function delete($id){

$this->User->id = $id;

                 $this->request->is(array('post','put'));

 $this->User->delete();

   $this->redirect('index');