Introduction This tutorial will show you how you can check username availability using Codeigniter, AJAX and MySQL. Sometimes we need to check username availability instantly before a user presses the submit button after filling a long-sized signup form. In this case we can use AJAX technique with any server side technologies like PHP, Codeigniter, Servlet, Struts, JSF, Spring etc. for…

In this tutorial you will see how to build Tic-tac-toe (tic tac toe) game using React or React JS web framework. React is a declarative, efficient, and flexible JavaScript library for building user interfaces. You may read more about tic-tac-toe game at https://en.wikipedia.org/wiki/Tic-tac-toe. You may also read tic tac toe using Java here https://roytuts.com/tic-tac-toe-game-using-java/

Web Socket Web Socket is a very thin, lightweight layer above TCP used to build interactive web applications that send messages back and forth between a browser and the server. The best examples are live updates websites, where once user access the website neither user nor browser sends request to the server to get the latest updates. Server only keeps…

Table of Contents Introduction Prerequisites Project Directory MySQL Table Configuring Autoload Configuring Database Model Class Controller Class View File Configuring Route Testing Multi Step Form Source Code Introduction Here you will see example on multi-step registration form using Codeigniter 3, MySQL, jQuery. Here I will insert data into database using multi-step registration step. Sometimes you may need to capture lots…

In this Codeigniter AngularJS CRUD example, we will see the integration of AngularJS with Codeigniter REST. We are going to create CRUD application using Codeigniter REST API on server side and AngularJS is encapsulated within PHP file on client side. Thus the client will communicate with server asynchronously using AngularJS $http service. Please read the following tutorials before reading this…

In this tutorial we will see the integration of AngularJS with PHP REST. We are going to create CRUD application using PHP REST API on server side and AngularJS is encapsulated within html file on client side. Thus the client will communicate with server asynchronously using AngularJS $http service. Please read REST API CRUD Example in PHP, MySQL for server…

In this tutorial we will see the integration of AngularJS with Spring MVC. We are going to create CRUD application using Spring REST API on server side and AngularJS is encapsulated within JSP file on client side. Thus the client will communicate with server asynchronously using AngularJS $http service. If you need PHP version https://roytuts.com/angularjs-php-rest-crud-example/ If you need Codeigniter version…

In my previous tutorials I have shown how to create a Spring Boot MVC application, here I will show you how to create an AJAX based Spring Boot MVC application with Tiles. What is Tiles (https://tiles.apache.org/) A free open-sourced templating framework for modern Java applications. Based upon the Composite pattern it is built to simplify the development of user interfaces….

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…

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…