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  • Welcome to CodeIgniter4
    • Welcome to CodeIgniter4
    • Server Requirements
    • Credits
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  • Installation
    • Composer Installation
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    • Running Your App
    • Upgrading From a Previous Version
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  • Build Your First Application
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    • Conclusion
  • CodeIgniter4 Overview
    • Application Structure
    • Models, Views, and Controllers
    • Autoloading Files
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    • Working With HTTP Requests
    • Security Guidelines
  • General Topics
    • Configuration
    • CodeIgniter URLs
    • Helper Functions
    • Global Functions and Constants
    • Logging Information
    • Error Handling
    • Web Page Caching
    • AJAX Requests
    • Code Modules
    • Managing your Applications
    • Handling Multiple Environments
  • Controllers and Routing
    • Controllers
    • URI Routing
    • Controller Filters
    • HTTP Messages
    • Request Class
    • IncomingRequest Class
    • Content Negotiation
    • HTTP Method Spoofing
    • RESTful Resource Handling
  • Building Responses
    • Views
    • View Cells
    • View Renderer
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    • View Parser
    • HTML Table Class
    • HTTP Responses
    • API Response Trait
    • Localization
    • Alternate PHP Syntax for View Files
  • Working With Databases
    • Quick Start: Usage Examples
    • Database Configuration
    • Connecting to a Database
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  • Modeling Data
    • Using CodeIgniter's Model
    • Using Entity Classes
  • Managing Databases
    • Database Manipulation with Database Forge
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  • Library Reference
    • Caching Driver
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    • Working with Files
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    • User Agent Class
    • Validation
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  • Testing
    • Getting Started
    • Database
    • Generating Data
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    • Debugging Your Application
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    • Running via the Command Line
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    • CLI Library
    • CLIRequest Class
  • Extending CodeIgniter
    • Creating Core System Classes
    • Replacing Common Functions
    • Events
    • Extending the Controller
    • Authentication
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CodeIgniter
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  • General Topics

General Topics

  • Configuration
  • CodeIgniter URLs
  • Helper Functions
  • Global Functions and Constants
  • Logging Information
  • Error Handling
  • Web Page Caching
  • AJAX Requests
  • Code Modules
  • Managing your Applications
  • Handling Multiple Environments
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