Having problems creating a custom page

Code: Select all

Notice: Indirect modification of overloaded property ControllerAccountTest::$data has no effect in /htdocs/catalog/controller/account/test.php on line 42

Code: Select all

<b>Notice</b>: Undefined variable: daag in <b>/htdocs/catalog/view/theme/default/template/account/test.tpl</b> on line <b>23</b>

Code: Select all

		<div class='col-sm-10'>
		<input type='text' name='daag' value='<?php echo $daag; ?>' placeholder='<?php echo $entry_daag; ?>' id='input-daag' class='form-control' />
		              <?php if ($error_daag) { ?>
              <div class="text-danger"><?php echo $error_daag; ?></div>
              <?php } ?>
		</div>

Code: Select all

$data['entry_daag'] = $this->language->get('entry_daag');
		if (isset($this->request->post['daag'])) {$this->data['daag'] = $this->request->post['daag'];} else {$this->data['daag'] = '';}
				if (isset($this->error['daag'])) {
			$data['error_daag'] = $this->error['daag'];
		} else {
			$data['error_daag'] = '';
		}

Code: Select all

$_['entry_daag'] = 'Password';

$_['error_daag'] = 'Password must be between 4 and 20 characters!';