Here is an example of generating PDF in CodeIgniter 4 using TCPDF.
PDFs are widely used for creating invoices, receipts, reports, and other documents. By reading this guide, you'll learn how to integrate TCPDF in CodeIgniter 4 and incorporate it as a feature in your projects.
This tutorial covers generating PDF in Codeigniter 4 using the TCPDF library. While CodeIgniter lacks a built-in package for PDFs, TCPDF is a popular choice, offering extensive documentation. This guide will show how to integrate TCPDF in CodeIgniter 4.

Table of Content

1 Prerequisites
2 Introduction
3 Create / Install a Codeigniter 4 Project
3.1 Install Codeigniter 4 Project
3.2 Configure Environment (.env)
4 Install the TCPDF Library
5 Create A Model and Migration
6 Create New Controller (InvoiceController)
7 Create View Files
8 Define a Route
9 Folder Structure
10 Run Web Server to Test the App
11 Conclusion