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Generate QR Codes in CodeIgniter 4: Complete Tutorial with Server Storage

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Generate QR Codes in CodeIgniter 4: Complete Tutorial with Server Storage

QR codes remain essential in 2026 for contactless menus, event tickets, payments, vCards, and marketing. In this guide, you'll learn how to generate QR codes in CodeIgniter 4 dynamically, support multiple formats (URL, text, phone, SMS, email, Skype, vCard), store them as PNG images on your server, and display them instantly. We use the reliable PHP QR Code library with a custom wrapper for easy integration.
Why this approach? It's lightweight, requires no external API, gives full control over styling/storage, and works offline.

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How to Create a Custom Library in CodeIgniter 4 – complete Step-by-Step Guide

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How to Create a Custom Library in CodeIgniter 4 – complete Step-by-Step Guide

Creating a custom library in CodeIgniter 4 is a powerful way to extend the framework’s functionality to suit your application's specific needs. Here’s a step-by-step guide on how to create a custom library in CodeIgniter 4.

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