The screen object in JavaScript provides information about the user’s screen, such as its width, height, available width, and height (excluding interface features like the taskbar). This information is useful for designing responsive and adaptive web pages that provide the…
The window object in JavaScript represents the browser window or the global execution context in which your code runs. It contains methods, properties, and events that can be used to interact with the browser, manage browser tabs, access the DOM,…
Error handling is an essential part of writing robust JavaScript code. It allows you to gracefully manage unexpected issues, such as invalid input, failed network requests, or runtime errors, and helps prevent your program from crashing. JavaScript provides various mechanisms…
Strict mode in JavaScript is a way to opt into a restricted variant of JavaScript. It helps you write cleaner code by throwing more errors and preventing certain actions that might lead to bugs or unexpected behavior. Strict mode is…
Type conversion in JavaScript refers to the process of converting one data type into another. JavaScript is a loosely typed language, meaning that variables can hold values of any data type, and the language itself often performs implicit (automatic) type…
The for…of loop in JavaScript is a convenient way to iterate over iterable objects, such as arrays, strings, sets, maps, and more. Introduced in ES6 (ECMAScript 2015), for…of provides an elegant syntax to traverse data structures without having to worry…
avaScript provides several built-in methods to search strings, allowing you to locate substrings, check for their existence, and extract information from them. This tutorial will explore the commonly used string search methods in JavaScript, demonstrating each with practical code examples.…
JavaScript provides a variety of built-in string methods to perform common operations on strings, such as searching, modifying, and formatting text. This tutorial covers the most commonly used JavaScript string methods with detailed explanations and code examples. 1. length Property…
Strings in JavaScript are used to represent textual data and are one of the most commonly used data types. JavaScript strings are sequences of characters enclosed in single quotes (‘…’), double quotes (“…”), or backticks (`…`). They come with many…
JavaScript’s Date object allows you to manipulate dates and times using several set methods. These methods let you update various parts of a date, such as the year, month, day, hour, minute, second, and even milliseconds. This tutorial will go…