How to execute mysql query inside codeigniter helper

In this tutorial i will show you how to execute mysql query inside codeigniter helper.
If you want to use database inside your helpers, you need access to the CI super object. In your function

how to execute mysql query inside codeigniter helper

<?php if (!defined('BASEPATH')) exit('No direct script access allowed');
function helper_funtion()
{
	$ci =& get_instance();
	$ci->load->database();
	$sql = "SELECT * FROM `table_name` ORDER BY `id` DESC ";
	$q = $ci->db->query($sql);
	if($q->num_rows() > 0)
	{
		foreach($q->result() as $data)
		{
			echo '<p>'.$data->field_name.'</p>';
		}
	}
}

How to execute or call heplper function

You can helper method inside your controller and view.

<?php echo helper_funtion(); ?>

Where can you find helper

Helpers are typically stored in your system/helpers, or application/helpers directory. CodeIgniter will look first in your application/helpers directory.

How to load helper

$this->load->helper('helper_name');

Tags
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