AJAX is a web development technique that facilitates the exchange of data between the website visible on a user’s browser and its server-side database. This enables seamless communication for optimal performance and user experience.
JavaScript libraries or frameworks are commonly utilized by people to conveniently transmit AJAX requests. Although it’s essential to recognize the significance of transmitting AJAX requests with plain JavaScript as well.
To communicate with the server, use an object called XMLHttpRequest. It helps in sending and receiving data between the client-side and server-side.
In this tutorial, I show how you can send GET and POST AJAX requests with JavaScript and handle the request with PHP.