【CodeIgniter】HTMLヘルパーにtwigライブラリ用のrender関数を追加

Welcome.php

<?php
defined('BASEPATH') OR exit('No direct script access allowed');

class Welcome extends CI_Controller
{
	/**
	 * Index Page for this controller.
	 *
	 * Maps to the following URL
	 * 		http://example.com/index.php/welcome
	 * 	- or -
	 * 		http://example.com/index.php/welcome/index
	 * 	- or -
	 * Since this controller is set as the default controller in
	 * config/routes.php, it's displayed at http://example.com/
	 *
	 * So any other public methods not prefixed with an underscore will
	 * map to /index.php/welcome/<method_name>
	 * @see https://codeigniter.com/user_guide/general/urls.html
	 */
	public function __construct()
	{
		parent::__construct();

		$this->load->helper(['html', 'url']);

		$this->load->library(['form_validation']);
		
		$this->load->library('twig',[
			'functions_safe' => [
				'twig_render'
			]
		]);
	}

	public function index()
	{
		$data['view'] = 'index';
		$this->twig->display('base', $data);
	}
}