How to Install Codeigniter on a Local Server in 2025?

CodeIgniter remains a popular PHP framework for building dynamic web applications. Known for its simplicity, speed, and ease of use, CodeIgniter can be a great choice for developers in 2025 as well. This guide will walk you through the steps to install CodeIgniter on a local server. We’ll cover everything from requirements to the installation process.

Prerequisites

Before you begin, make sure you have the following:

1. Web Server: Apache or Nginx.
2. PHP Version: 8.1 or newer (as required for newer CodeIgniter versions).
3. Database: MySQL 8.0 or newer.
4. Composer: Dependency manager for PHP.

Installation Steps

Step 1: Setting Up Your Local Server

1. Install XAMPP or WAMP: These software bundles include Apache, PHP, and MySQL, making setup straightforward.

   • XAMPP: Download XAMPP
   • WAMP: Download WAMP

2. Verify PHP Installation: Run php -v in your command line to ensure PHP is installed correctly.

Step 2: Downloading CodeIgniter

• Visit the CodeIgniter website and download the latest version available.

Step 3: Unpack CodeIgniter

• Extract the downloaded CodeIgniter zip file to your local server’s root directory.
  • For XAMPP: C:\xampp\htdocs\
  • For WAMP: C:\wamp64\www\

Step 4: Setting Up Your Database

1. Create a Database: Open phpMyAdmin and create a new database for your CodeIgniter project.
2. Edit app/Config/Database.php: Configure the database settings in this file. Make sure to update the hostname, username, password, and database name.

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   public $default = [
       'DSN'      => '',
       'hostname' => 'localhost',
       'username' => 'root',
       'password' => '',
       'database' => 'your_database_name',
       'DBDriver' => 'MySQLi',
   ];

Step 5: Testing Your Installation

• Navigate to http://localhost/your_project_folder/public in your web browser.
• If everything is set up correctly, you should see the CodeIgniter landing page.

Troubleshooting

Here are some common issues and their solutions:

• Page Not Found: Double-check your .htaccess file in the public directory. Ensure it’s enabled and properly configured.
• Database Connection Errors: Verify your database credentials and ensure the MySQL server is running.

Additional Resources

For more guidance and advanced topics, explore the following useful resources:

1. Learn more about CodeIgniter configurations.
2. Handle specific processes like Solr disconnection in CodeIgniter.
3. Understand how to redirect URLs in CodeIgniter.
4. Integrate views by checking how to load a CodeIgniter view in an iframe.

By following these guidelines, you should have CodeIgniter up and running on your local server. Happy coding! “`

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