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To get the users list in CodeIgniter, you can create a model to interact with the database and retrieve the user data.First, create a model file for the users table and write a method to retrieve all users from the database. In this method, you can use CodeIgniter's Active Record class or Query Builder to fetch the user data.Once you have the model set up, you can then load the model in your controller and call the method to get the users list.

In CodeIgniter, extending a controller allows you to create a new controller that inherits the properties and methods of an existing controller. This can be useful when you want to create a new controller with similar functionality as an existing one, without having to rewrite all the code.To extend a controller in CodeIgniter, you simply create a new controller class that extends the existing controller class you want to inherit from.

In CodeIgniter, you can pass data to a modal by loading the data in the controller and then passing it to the view that loads the modal. You can achieve this by fetching the data from the database or any other source in the controller and then passing it to the view using the $this->load->view() function. Within the view file that loads the modal, you can then access the data and display it inside the modal using HTML or any other relevant method.

In CodeIgniter, you can use multiple cache folders by utilizing the cache_path configuration option in the application/config/config.php file. By default, CodeIgniter uses a single cache folder defined in this configuration file. However, if you want to use multiple cache folders, you can modify this option to specify the paths of the additional cache folders you want to use. This allows you to distribute the cache files across multiple folders for better organization and improved performance.

In CodeIgniter, you can access session data by using the session library provided by the framework. To get session data in CodeIgniter, you can access it using the following methods:Using the $this->session->userdata('item') method to retrieve a specific session data item by passing the key as a parameter. Using the $_SESSION superglobal array to access session data directly. Using the data() method $this->session->data() to get all session data as an array.

To upgrade the encryption library in CodeIgniter, you can start by downloading the latest version of CodeIgniter from the official website. Once you have the updated version, you can replace the existing encryption library files in your CodeIgniter application with the new ones.Before making any changes, it is essential to backup your existing encryption library files to prevent any data loss.

In CodeIgniter, cron jobs can be placed in the controller files of the application. These are PHP classes that handle the logic and operations related to specific aspects of the application. You can create a dedicated controller for handling cron jobs, or include the cron job functionality within an existing controller.It is recommended to create a separate controller specifically for cron jobs, as this keeps the code organized and makes it easier to manage and maintain.

To decrease the memory usage in CodeIgniter, you can consider optimizing your code by identifying and removing any unnecessary database queries, reducing the amount of data loaded, utilizing caching techniques, optimizing your views and controllers to reduce memory overhead, and avoiding loading unnecessary libraries or helpers. Additionally, you can configure your server environment to allocate more memory to PHP if needed.

To delete a row from a table in CodeIgniter, you can use the following code:$this->db->where('column_name', 'value'); $this->db->delete('table_name');Replace 'column_name' with the name of the column you want to use for deleting the row, 'value' with the value to match in the column, and 'table_name' with the name of the table from which you want to delete the row.

In CodeIgniter, you can add a number to a value if it already exists by retrieving the current value from the database, adding the number to it, and then updating the record with the new value.Here's a general outline of how you can achieve this:Retrieve the current value from the database using the appropriate model method (e.g., get_where, get, etc.).Add the number to the retrieved value.Update the record in the database with the new value using the appropriate model method (e.g.