Welcome to the complete tutorial series on CodeIgniter 4! This comprehensive course covers everything you need to master CodeIgniter 4, from basics to advanced topics. Below is an outline of the tutorials provided, each linked to detailed instructional videos. Follow along to build robust, dynamic, and scalable web applications using CodeIgniter 4.
CodeIgniter 4 is a powerful PHP framework known for its speed and minimalistic design. It simplifies web application development by providing a robust MVC structure and features like routing, migrations, and helpers.
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Let’s get started.
Course Topics Covered || Complete Video Course Syllabus
Getting Started
The foundation of any successful project is understanding the setup process. This section guides you through installing CodeIgniter 4, familiarizing yourself with its folder structure, and setting up your environment for efficient development.
- Complete Course Overview
- Why We Should Learn CodeIgniter?
- Methods to Install CodeIgniter 4
- Overview of Folders and Files in CodeIgniter 4
MVC Architecture
CodeIgniter 4 follows the Model-View-Controller (MVC) pattern, a proven design structure that separates logic from presentation. This section explains the MVC flow and how it simplifies complex web applications.
- How MVC Works in CodeIgniter 4
- Concept of Default Landing Page
- Creating Your First Program
- Passing Dynamic Parameters to View Files
Views and Layouts
Effective web design often requires reusable components. This section delves into managing view files, creating layouts, and integrating styles and scripts for a seamless user experience.
- Loops and Conditions in View Files
- Loading Multiple View Files
- Creating Parent Layout for View Files
- Including Partial Files in View Files
- Adding CSS, Stylesheets, and JavaScript to View Files
- Loading Images and Managing Base URL
Routing
Routing controls how URLs map to application logic. This section covers routing methods, namespaces, route groups, and custom 404 pages to enhance navigation and error handling.
- Development vs. Production Mode
- Closure Routes
- Application Route Methods (add, match)
- Using Namespaces, Route Groups, and Named Routes
- Passing Parameters and Query Strings in Routes
- Overriding 404 Page and Custom Pages
- Callable Syntax in Routes (New Feature)
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Database Integration
Efficient data management is key to dynamic applications. Learn how to set up databases, use migrations, and generate data using seeders and the Faker library.
- Creating and Connecting a Database
- Database Migrations and Spark CLI Commands
- Generating Fake Data with Seeders and Faker Library
Query Builder and Models
Query Builder simplifies database interactions, while models represent your data layer. This section explores creating queries, handling joins, and leveraging model properties for CRUD operations.
- Raw Queries (Insert, Update, Delete, Selection)
- Query Builder Methods and Conditions
- Joins (Inner, Left, Right)
- Creating and Using Models
- Model Class Properties and CRUD Operations
Advanced Features
Unlock CodeIgniter’s advanced capabilities, including working with entity classes, handling forms, and displaying dynamic flash messages to enhance user experience.
- Entity Classes, Mutators, Accessors, and Virtual Properties
- Building and Handling Forms
- Displaying Flash Messages
Helpers and Services
Helpers and services provide utility functions and streamline application tasks. This section highlights key helpers and shows how to use cURL, sessions, pagination, and more.
- Form, Cookie, HTML, Inflector, Number, and Filesystem Helpers
- Creating Custom Helpers
- Using Database in Custom Helpers
- Services: cURL, Pagination, Session, URI, Encryption, and User Agent
Specialized Projects
Apply your knowledge in real-world projects, such as building a URL shortener and handling timezone settings with the DateTime service.
Conclusion
This CodeIgniter 4 tutorial series provides a structured learning path to help you gain practical knowledge and build professional-grade PHP applications. Explore each topic, watch the corresponding video tutorials, and become proficient in using CodeIgniter 4 for your projects. Stay tuned for more advanced tips and techniques!
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