PHP Blog
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6 min readTo resize an image in CodeIgniter, you can use the Image Manipulation Library that comes bundled with the framework. First, load the library by including the following line in your controller:$this->load->library('image_lib');Next, you can initialize the library with the desired image to be resized by using the following code snippet:$config['image_library'] = 'gd2'; $config['source_image'] = '/path/to/image.
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6 min readTo get JSON data using curl in CodeIgniter, you can start by loading the curl library in your controller or model. Then, use the curl library to make a GET request to the API endpoint that returns JSON data. Parse the JSON response and use the data as needed in your application. Make sure to handle any errors that may occur during the process and sanitize the data before using it in your application.
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3 min readTo query MongoDB with "like" in CodeIgniter, you can use the $regex operator. This operator allows you to perform pattern matching similar to the SQL "LIKE" clause.In CodeIgniter, you can use the MongoDB query builder to construct your query. You can specify the "like" pattern using the $regex operator along with the desired pattern.
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4 min readTo call a PostgreSQL function in CodeIgniter, you can use the query() method of the database class. First, you need to establish a database connection in your CodeIgniter application using the database configuration file. Once the connection is established, you can use the query() method to execute your PostgreSQL function by passing the function call as a string parameter to the method.
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7 min readTo post data from Node.js to CodeIgniter, you can use the request module in Node.js to make an HTTP POST request to a CodeIgniter controller.First, install the request module by running the following command in your Node.js project directory:npm install requestNext, in your Node.js script, require the request module and use it to make a POST request to the CodeIgniter controller.
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3 min readTo display a record by ID in CodeIgniter, you can use the built-in functions provided by the framework. First, you need to load the database library in your controller. Then, you can use the model to fetch the record based on the ID passed as a parameter. Once you have retrieved the record, you can pass it to the view file to display the data as needed. Make sure to handle errors if the record with the specified ID is not found in the database.
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6 min readIn CodeIgniter, you can create pagination by using the built-in pagination library. First, you need to load the pagination library in your controller. You can do this by adding the following line of code in your controller constructor:$this->load->library('pagination');Next, you need to configure the pagination settings. You can set the base URL, total rows, number of items per page, and other settings using the pagination library methods.
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5 min readTo force download a zip file in Codeigniter, you can use the following steps:Load the Codeigniter download helper by adding the following line to your controller: $this->load->helper('download'); Use the force_download() function to initiate the download of the zip file. You can pass the file path as the first parameter and the desired filename for download as the second parameter. For example: force_download('/path/to/your/zipfile.zip', 'downloaded_file.
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5 min readTo check if a view file exists in CodeIgniter, you can use the file_exists() function along with the VIEWPATH constant provided by CodeIgniter.Here's an example code snippet that demonstrates how to check if a view file exists: $view_file = 'example_view.php'; if (file_exists(VIEWPATH . $view_file)) { echo 'View file exists.'; } else { echo 'View file does not exist.
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9 min readIn CodeIgniter, you can send values from the controller to the model by loading the model in the controller and passing the data as parameters to the model functions.
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6 min readTo use json_contains with CodeIgniter, you need to write a custom query using CodeIgniter's Query Builder class.First, load the database library in your controller or model. Then, use the select() and where() methods of the Query Builder class to build the query.