--- description: This CodeIgniter tutorial covers basics to advanced topics like definition, installation, File structure, Controllers, Routes, Forms, Pagination, Database, PDF, Etc. title: CodeIgniter Tutorial for Beginners --- [Skip to content](#main) ## CodeIgniter Tutorial Summary --- CodeIgniter is an open-source software rapid development web framework, for use in building dynamic web sites with PHP. This course teaches you basic to advance level concept of CodeIgniter to make you a CodeIgniter Pro! ### What should I know? --- The CodeIgniter 4 online guide is designed for beginners with little or no CodeIgniter experience. But before you begin, first take the [PHP](https://www.guru99.com/php-tutorials.html) course. [πŸ‘‰ Download CodeIgniter Tutorial PDF](#cb3f7ec871) ## CodeIgniter Syllabus ### Introduction | πŸ‘‰ **Lesson 1** | **[What is CodeIgniter?](https://www.guru99.com/what-is-codeigniter.html)** β€” How does CI Framework Work? | | --------------- | ----------------------------------------------------------------------------------------------------------------------------------------- | | πŸ‘‰ **Lesson 2** | **[How to Download & Install CodeIgniter + Composer](https://www.guru99.com/codeigniter-download-install.html)** β€” Configuration Included | | πŸ‘‰ **Lesson 3** | **[CodeIgniter Folder, File & Directory Structure](https://www.guru99.com/codeigniter-file-structure.html)** β€” Learn CI Structure | ### Advanced Stuff | πŸ‘‰ **Lesson 1** | **[CodeIgniter MVC Framework](https://www.guru99.com/codeigniter-mvc-framework.html)** β€” Learn With Example | | ---------------- | ------------------------------------------------------------------------------------------------------------------------------ | | πŸ‘‰ **Lesson 2** | **[CodeIgniter Controllers, Views Routing](https://www.guru99.com/codeignitor-example.html)** β€” Learn with Example App | | πŸ‘‰ **Lesson 3** | **[CodeIgniter Routes](https://www.guru99.com/codeigniter-url-routing.html)** β€” Learn With Example | | πŸ‘‰ **Lesson 4** | **[CodeIgniter Form](https://www.guru99.com/codeigniter-form-validation.html)** β€” CodeIgniter Form Validation with Form Submit | | πŸ‘‰ **Lesson 5** | **[Codeigniter Active Record](https://www.guru99.com/codeigniter-active-record.html)** β€” Insert, Select, Update, Delete | | πŸ‘‰ **Lesson 6** | **[CodeIgniter Database Tutorial](https://www.guru99.com/codeigniter-database.html)** β€” Create, Update, Delete | | πŸ‘‰ **Lesson 7** | **[Pagination in Codeigniter](https://www.guru99.com/codeigniter-pagination.html)** β€” Learn with Step by Step Example | | πŸ‘‰ **Lesson 8** | **[Session In CodeIgniter](https://www.guru99.com/codeigniter-session.html)** β€” How to Set Session in Codeigniter With Example | | πŸ‘‰ **Lesson 9** | **[How to Upload Image & File in CodeIgniter](https://www.guru99.com/codeigniter-file-upload.html)** β€” Learn With Example | | πŸ‘‰ **Lesson 10** | **[CodeIgniter Sending Email](https://www.guru99.com/codeigniter-sending-email.html)** β€” How to Send Email using CodeIgniter | ### RELATED ARTICLES * [ CodeIgniter Form Validation with Form Submit Example ](https://www.guru99.com/codeigniter-form-validation.html "CodeIgniter Form Validation with Form Submit Example") * [ Codeigniter Active Record: Insert, Select, Update, Delete ](https://www.guru99.com/codeigniter-active-record.html "Codeigniter Active Record: Insert, Select, Update, Delete") * [ How to Upload Image & File in CodeIgniter (with Example) ](https://www.guru99.com/codeigniter-file-upload.html "How to Upload Image & File in CodeIgniter (with Example)") * [ How to Send Email using CodeIgniter ](https://www.guru99.com/codeigniter-sending-email.html "How to Send Email using CodeIgniter") ### Must Know! | πŸ‘‰ **Lesson 1** | **[Cookie and Session](https://www.guru99.com/difference-between-cookie-session.html)** β€” What’s the Difference? | | --------------- | --------------------------------------------------------------------------------------------------------------------------------------- | | πŸ‘‰ **Lesson 2** | **[Laravel vs CodeIgniter](https://www.guru99.com/laravel-vs-codeigniter.html)** β€” Which is Better? | | πŸ‘‰ **Lesson 3** | **[CodeIgniter Interview Questions](https://www.guru99.com/codeigniter-interview-questions.html)** β€” Top 50 CodeIgniter Interview Q & A | #### Summarize this post with: ChatGPT Perplexity Grok Google AI **Stay Updated on AI** **Get Weekly AI Skills, Trends, Actionable Advice.** ##### Sign up for the newsletter Subscribe for Free You have successfully subscribed. Please check your inbox. ![AI-Newsletter]()Chosen by over **350,000+** professionals [Scroll to top ](#wrapper)Scroll to top Γ— Toggle Menu Close Search for: Search ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://www.guru99.com/#organization","name":"Guru99","sameAs":["https://www.facebook.com/Guru99Official","https://twitter.com/guru99com"],"logo":{"@type":"ImageObject","@id":"https://www.guru99.com/#logo","url":"https://www.guru99.com/images/guru99-logo-v1-150x59.png","contentUrl":"https://www.guru99.com/images/guru99-logo-v1-150x59.png","caption":"Guru99","inLanguage":"en-US"}},{"@type":"WebSite","@id":"https://www.guru99.com/#website","url":"https://www.guru99.com","name":"Guru99","publisher":{"@id":"https://www.guru99.com/#organization"},"inLanguage":"en-US"},{"@type":"BreadcrumbList","@id":"https://www.guru99.com/codeigniter-tutorial.html#breadcrumb","itemListElement":[{"@type":"ListItem","position":"1","item":{"@id":"https://www.guru99.com","name":"Home"}},{"@type":"ListItem","position":"2","item":{"@id":"https://www.guru99.com/codeigniter","name":"CodeIgniter"}},{"@type":"ListItem","position":"3","item":{"@id":"https://www.guru99.com/codeigniter-tutorial.html","name":"CodeIgniter Tutorial for Beginners"}}]},{"@type":"WebPage","@id":"https://www.guru99.com/codeigniter-tutorial.html#webpage","url":"https://www.guru99.com/codeigniter-tutorial.html","name":"CodeIgniter Tutorial for Beginners","dateModified":"2026-02-16T16:09:07+05:30","isPartOf":{"@id":"https://www.guru99.com/#website"},"inLanguage":"en-US","breadcrumb":{"@id":"https://www.guru99.com/codeigniter-tutorial.html#breadcrumb"}},{"@type":"Person","@id":"https://www.guru99.com/author/fiona","name":"Fiona Brown","description":"I'm Fiona brown, a Full Stack Developer with over a decade of experience, sharing practical guides on robust and scalable application development.","url":"https://www.guru99.com/author/fiona","image":{"@type":"ImageObject","@id":"https://www.guru99.com/images/fiona-brown-author.png","url":"https://www.guru99.com/images/fiona-brown-author.png","caption":"Fiona Brown","inLanguage":"en-US"},"worksFor":{"@id":"https://www.guru99.com/#organization"}},{"@type":"Article","headline":"CodeIgniter Tutorial for Beginners","dateModified":"2026-02-16T16:09:07+05:30","articleSection":"CodeIgniter","author":{"@id":"https://www.guru99.com/author/fiona","name":"Fiona Brown"},"publisher":{"@id":"https://www.guru99.com/#organization"},"description":"This CodeIgniter tutorial covers basics to advanced topics like definition, installation, File structure, Controllers, Routes, Forms, Pagination, Database, PDF, Etc.","name":"CodeIgniter Tutorial for Beginners","@id":"https://www.guru99.com/codeigniter-tutorial.html#richSnippet","isPartOf":{"@id":"https://www.guru99.com/codeigniter-tutorial.html#webpage"},"inLanguage":"en-US","mainEntityOfPage":{"@id":"https://www.guru99.com/codeigniter-tutorial.html#webpage"}}]} ```