CodeIgniter form_pretty_checkbox

form_pretty_checkbox.php

/**
 * Pretty Checkbox Field for CodeIgniter and pretty-checkbox-vue from @hamed-ehtesham
 *
 * @access	public
 * @param	mixed
 * @param	string
 * @param	bool
 * @param	string
 * @return	string
 */
if (!function_exists('form_pretty_checkbox'))
{
    function form_pretty_checkbox($data = '', $value = '', $checked = FALSE, $extra = '')
    {
        $defaults = array('name' => (( ! is_array($data)) ? $data : ''), 'value' => $value);

        if (is_array($data) AND array_key_exists('checked', $data))
        {
            $checked = $data['checked'];

            if ($checked == FALSE)
            {
                unset($data['checked']);
            }
            else
            {
                $data['checked'] = 'checked';
            }
        }

        if ($checked == TRUE)
        {
            $defaults['checked'] = 'checked';
        }
        else
        {
            unset($defaults['checked']);
        }

        return "<p-check "._parse_form_attributes($data, $defaults).">".$extra."</p-check>";
    }
}