#codeigniter 4 tutorial

CSV (Comma-Separated Values) files serve as a widely used format for storing tabular data, and handling them within web applications is a common requirement. In CodeIgniter 4, parsing CSV files allows developers to extract, process, and manipulate tabular data seamlessly.

JSON (JavaScript Object Notation) files stand as a prevalent format for storing structured data, often used for configuration settings, API responses, or data interchange. In CodeIgniter 4, parsing JSON files enables developers to effortlessly handle and extract structured data within their applications.

Working with several databases in CodeIgniter 4 enables you to organise and separate your data more efficiently, which is very important for complicated applications. This article will walk you through the process of working with various databases in CodeIgniter 4.

The Hierarchical Model-View-Controller (HMVC) architectural paradigm improves the modularity and organisation of CodeIgniter 4 applications. It enables the creation of reusable modules with their own MVC framework, making complicated applications easier to manage. We will walk you through the process of HMVC programming in CodeIgniter 4 in this step-by-step tutorial.

CodeIgniter 4 is a powerful PHP framework that enables developers to enhance its capabilities by writing own libraries. Custom libraries are reusable chunks of code that encapsulate unique capabilities, helping to organise and maintain your applications. We will walk you through the process of establishing a custom library in CodeIgniter 4 in this tutorial.

Enabling CORS in CodeIgniter 4 entails configuring your application to accept requests from specific origins. We will walk you through the process of activating CORS in CodeIgniter 4 to allow secure and restricted access to your REST APIs.