AJAX Example with CodeIgniter 4 and MySQL – Check Username Availability

Here I am going to explain how to use AJAX with CodeIgniter 4 and MySQL to check the availability of username on key event. So instead of user waiting at the end of the input form and submitting the form, I am going to let user know immediately whether the username he/she is choosing is available or someone else has already taken. This way user does not have to come to the username input field after submitting the form. So if you give instant result to the user for username…

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Create WordPress like add tags using Codeigniter and jQuery

I will show you how to create WordPress like add tags using Codeigniter and jQuery. This add tags tutorial example is very helpful to implement the multiple tags adding functionality for a blog. In this example, tags are added to the textarea just by “type and press the Enter key”. Codeigniter controller stores tags into the database table and returns response as success or failure message from the controller. As a validation step I have added one step to check if you have input at least one tag.

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AJAX Multiple Files Upload using Codeigniter, jQuery

Introduction I will show you how to upload multiple files using Codeigniter, AJAX and jQuery without page refresh. This multiple files upload tutorial example is very helpful to implement the upload functionality. In this example the files are selected using the browse button and files are uploaded to the uploads directory. Codeigniter controller stores files into the defined location and returns response as success or failure messages from the controller. As a validation step I have added only to check if you have selected a file for uploading or not.…

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AJAX File Upload using Codeigniter, jQuery

Introduction I will show you an example on Ajax file upload using Codeigniter jQuery without page refresh. This file upload tutorial example is very helpful to implement the upload functionality. In this example the file is selected using the browse button and file is uploaded to the uploads directory. Codeigniter controller stores the file into the specified location and returns response as a success or failure message from the controller. As a validation step I have checked if end users have selected a file for uploading or not. Related Posts: AJAX…

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Nested Comments using Codeigniter, AJAX

Introduction Here we will see how to create nested comments using Codeigniter AJAX. In my previous tutorial I have shown how to create Nested comment system in PHP, AJAX. Here I am going to show you how to do the same thing but using Codeigniter 3, MySQL and AJAX. Final Results The final output on the browser would be similar to the following attached screen-shot

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Codeigniter Multiple Files Upload

I am going to show you how to upload multiple files using PHP based Codeigniter framework. There is file upload class, in Codeigniter, which permits you to upload the file or files. This class also permits you to set various preferences such as destination where the file will be uploaded, restriction on file types, restriction on file size, whether a file name should be encrypted or not, maximum length of the file name etc. I am going to use jQuery library to perform AJAX technique for uploading multiple files. Here…

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Bookmark web page using Codeigniter and jQuery

Introduction This tutorial shows how to bookmark a current URL. We have already built-in functionality in most of the browsers and we can bookmark a URL there but it’s also like you have to go to the menu option. The below code do the same thing just in one click on the web page. User is given a link to bookmark the current URL on any web page. This application logic is written in Codeigniter PHP framework but it’s very easy to understand the logic of the code and you…

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Codeigniter XChart Example

Introduction We know that xchart basically displays different statistical data on different chart types such as column chart, bar chart, line chart, pie chart etc. You can have a look at the URL http://tenxer.github.io/xcharts/ for more information. You can integrate xchart with any server side tehnology but here I will show you how to integrate xchart with Codeigniter framework. This tutorial shows step by step so that we can understand how it happens. It displays the data for site visitors log in line chart. I have also put a calendar…

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