Found 14 Articles for Ajax

How to send button value to PHP backend via POST using ajax?

Mohit Panchasara
Updated on 10-Mar-2023 16:56:27
AJAX (Asynchronous JavaScript and XML) makes web pages more responsive, interactive, and dynamic by enabling server communication without requiring a page to load. JavaScript is used to send and receive data from a server using various technologies, including XML, JSON, and HTML. In these, JSON is the most popular. AJAX is frequently used to transmit information from a web page to a server-side script, like a PHP script. The XMLHttpRequest object, included in most contemporary web browsers, can be used for this. You can establish a connection to a given URL, send data to that URL, and then wait ... Read More

Get requests using AJAX by making a Custom HTTP library

Shubham Vora
Updated on 16-Feb-2023 15:35:28
We will learn to make a get request using the AJAX by making the custom HTTP library. Let’s learn about the Get request and AJAX before we start with the tutorial. The Get request is used to get or fetch data from the API (Application programming interface). The AJAX stands for Asynchronous JavaScript and XML. The AJAX allows us to load or update new data without reloading the webpage. For example, if you have ever worked with ReactJs, it updates the data without reloading the webpage. If we reload the webpage whenever data updates, it can give a bad user ... Read More

How to cancel XMLHttpRequest in AJAX?

Updated on 06-Feb-2023 12:42:20
We will use the "abort()" method to cancel the XMLHttpRequest. This will stop the current request from continuing to execute. In the future, we will make sure to properly cancel any requests that are no longer needed to optimize performance. Let us first understand what XML HttpRequest is. XMLHttpRequest is a JavaScript object that allows web developers to make HTTP requests to a server without reloading the entire page. It is often used for creating dynamic and interactive web applications. The API can be used to retrieve data in different formats such as text, XML, and JSON. XMLHttpRequest is supported ... Read More

How is Ajax different from JavaScript Libraries and Run Time Environments?

Updated on 06-Feb-2023 11:10:40
The focus of this article will be on what AJAX is, how it works in a nutshell, what makes it such a convenient yet powerful tool and how it is different from JavaScript libraries and JavaScript RunTime Environment. AJAX Introduction and History Ajax, short for Asynchronous JavaScript and XML, is a technique for creating dynamic and interactive web applications. It was first introduced in the early 2000s and has since become a staple of modern web development. The key feature of Ajax is its ability to update parts of a web page without requiring a full page reload. This is ... Read More

Explain the different ready states of a request in AJAX

Shubham Vora
Updated on 05-Jan-2023 16:07:08
AJAX stands for Asynchronous JavaScript and XML. It is a set of web development techniques to create interactive web applications. AJAX allows a web page to communicate with a server without reloading the page. Ready states are an important part of working with AJAX requests. The ready state of a request indicates the request’s status to the server and allows the client to track the progress of the request. In the below, we detailed the different ready states of AJAX. UNSENT STATE (0) This is the first ready state of the AJAX. It is denoted by the integer 0. When ... Read More

How to send FormData objects with Ajax-requests in jQuery?

Shubham Vora
Updated on 08-Dec-2022 11:31:57
In this tutorial, we will learn How to send FormData objects with Ajax requests in jQuery. The FormData object stores value in the form of key-value pair. It mainly sends form data to the server with HTTP requests. If the form’s encoding type had been set to multipart/form-data, the submitted data would have been sent similarly via the submit() function. The FormData object contains multiple operations methods such as append, delete, set, etc. Syntax const formData = new FormData() formData.append('key', 'value') Users can follow the above syntax to create a FormData object. Asynchronous JavaScript And XML are referred to ... Read More

Send multiple data with ajax in PHP

Updated on 06-Apr-2020 08:26:11
Data can be sent through JSON or via normal POST. Following is an example showing data sent through JSON −var value_1 = 1; var value_2 = 2; var value_3 = 3; $.ajax({    type: "POST",    contentType: "application/json; charset=utf-8",    url: "your_url_goes_here",    data: { data_1: value_1, data_2: value_2, data_3: value_3 },    success: function (result) {       // perform operations here    } });With normal post, the below code can be used −$.ajax({    type: "POST",    url: $('form').attr("action"),    data: $('#form0').serialize(),    success: function (result) {       // perform operations here    } });An ... Read More

The Pros and Cons of Using Ajax

Ayush Gupta
Updated on 27-Nov-2019 10:35:33
Ajax is a set of web development techniques using many web technologies on the client-side to create asynchronous web applications. With Ajax, web applications can send and retrieve data from a server asynchronously without interfering with the display and behavior of the existing page.Any other technology Ajax also has its own pros and cons. Let's look at some of those.Pros −Allows applications to render without data and fill data as the application gets it from the server.Gives platform independence to application developersFaster page rendersMore responsive applicationsNo rerenders of whole pages are needed to update only a single area.Cons−Any user whose ... Read More

How to keep audio playing while navigating through pages?

Samual Sam
Updated on 28-Jan-2020 10:04:22
To continue loading audio to play while you are navigating through pages, try the following:Use Ajax to load content History API’s pushState() can also be used to alter URL without page reload. History.js should be used for consistent behavior across multiple browsers.The pushState() has three parameters: State object For new entry created by pushState() Title: You can pass a short title URL: New history entry's URL

Cross-browser drag-and-drop HTML file upload?

Nishtha Thakur
Updated on 25-Jun-2020 07:50:35
For cross-browser HTML File Uploader, use FileDrop. It works on almost all modern web browsers.As per the official specification −FileDrop is a self-contained cross-browser for HTML5, legacy, AJAX, drag & drop, JavaScript file upload