I have been working with Javascript for more than a decade and for the first few years I did not know what event loop was. It was not until I started working heavily with NodeJS when I realised there is something called event loop and what it does. Javascript queues up the code (funct...
This is because JavaScript supports the following data types:String ‒ consists of textual data written inside quotes. For example, “Hello world”, ‘Hello world’, and “Display ‘Hello world’ text”. Number ‒ covers integer and floating-point numbers between (2^53 – 1) and -(2^...
javascript is a versatile, high-level programming language primarily used for client-side scripting on web pages. it enables developers to facilitate engagement and add versatile features to websites, enhancing responsiveness and user experience. developed by brendan eich in 1995, javascript has evolved...
JavaScript Example JavaScript can be used in various activities like data validation, displaying popup messages, handling events of HTML elements, modifying CSS, etc. The following sample form uses JavaScript to validate data and change the color of the form. ...
What JavaScript can be used for The Hyper Text Transport Protocol, or HTTP, was designed to do exactly what the name implies, which is to transport HTML text across a network for viewing. But the problem with HTML is that it is completely static, providing no capabilities to implement logic...
We have completed all the three practicals in HTML… JavaScript and AddEventListner. We end the events module here. So guys, the events module is very important since it has a lot of different programs. We worked on click..double click..resize…and load..all four are completely different...
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What is Server-sent Events in JavaScript? In JavaScript, server-sent events (SSE) enable the server to send data to the client. The client require to establish a connection with the server to get data from the server. The server-sent events are similar to the WebSocket as it also establis...
Events can be bound to directly on a channel. This means you will only receive an event if it is sent on that specific channel. channel.bind(eventName,callback); ∞eventNameStringRequired The name of the event to bind to. ∞callbackFunctionRequired ...
Writing event handlers that respond to click events. Writing server code. And much more. Warning:SinceJavaScript is such a powerful language, it is also possible to write malware, viruses, and browser hacks to inflict them on the users. These range from stealing browser cookies, passwords, cred...