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In this article we are going to learn about how to fetch character from Unicode number JavaScript. Before we jump into the article let’s have a quick view on the Unicode number in JavaScript. A Unicode escape sequence in JavaScript can be used to express identifiers and string literals in Unicode. A four-digit hexadecimal value for X indicates the basic syntax, which is uXXXX. Let’s dive into the article to learn more about “How to fetch character from Unicode number JavaScript.” To retrieve character from Unicode number, use String.fromCharCode() in JavaScript String.fromCharCode() method in JavaScript The JavaScript string method charCodeAt() ... Read More
Creating custom sort functions in JavaScript can be a great way to customize and optimize your sorting process. By defining a custom sort function, you are able to control the specific order that elements of an array will be sorted in. This article will explain how to define a custom sort function in JavaScript, provide examples of when it is useful and discuss several tips on how to make sure your sorting process is as efficient as possible. Typically, this method alters the initial array by shifting certain elements. Additionally, the sort() method converts the elements of the input ... Read More
The task we are going to perform in this article, is “Convert set to object”. Before we jump into the article, let’s have quick view on the sets and objects in JavaScript. A collection of distinctive values makes up a JavaScript Set. In a Set, a value can only appear once. Any value of any data type can be stored in a set. An object in JavaScript is a separate entity having properties and a type. Consider comparing it to a cup. A cup is an item with characteristics. A cup has a design, weight, color, material, and other ... Read More
This article will explain how to use the JavaScript string method 'replace()' to delete all text up to a character in a URL. We'll walk through an example of how this technique can be used for cutting off unnecessary information from a URL, and provide some helpful tips on when you might want to use this approach. A character pattern is what makes up a regular expression. The pattern is applied to text to perform "search-and-replace" operations that match patterns. A RegExp Object in JavaScript is a pattern with properties and methods. The replace() in JavaScript The replace() method ... Read More
Adding a new CSS rule can help to create the desired look and feel for your web page or application. This article will explain how to insert a new CSS rule while working on JavaScript. It will provide step-by-step instructions on how to write and apply the necessary code in order to achieve the desired result. Additionally, we will also discuss some of the potential problems that may arise when inserting a new CSS rule into an existing project. The style sheet language known as CSS (cascading style sheets), is used to shape the HTML elements that will be ... Read More
The ability to multiply only specific values in a JavaScript object can be a useful tool for performing calculations or making modifications to data. By using the map() and reduce() methods, you can quickly go through an entire object and make changes to any value that meets certain criteria. This article will provide an overview of how this process works as well as offer some examples of how it can be used in practice. An object in JavaScript is a separate entity having properties and a type. Example In the following example, we are running the script where ... Read More
In this article, we will be discussing how to set up pin validation using JavaScript. We will cover topics such as creating a prompt for users to enter their pin number, validating the user's input against a stored value, and returning an appropriate response based on the result of the comparison. Data validation is the procedure used to make sure that the user input is accurate, reliable, and tidy. The user has entered a valid date, text in a numeric field, and all needed fields have been filled out, according to typical validation procedures. We can validate pin ... Read More
By using JavaScript’s native array methods and functions, we can easily create custom sorting algorithms that will work for any type of object. In this article, we will discuss how to use these techniques in order to sort an object's key-value pairs by value. A key-value pair in JavaScript such as maps, dictionaries stores one value (the "key") associated with another value (the "value"). It can be used to store and access data quickly, as each element has its own unique identifier. For sorting key value pair object based on the value, we use sort() method in JavaScript. ... Read More
Let us learn about "how to replace spaces with underscores in JavaScript". This is a useful technique for formatting strings that contain multiple words, and can be used in many different situations. We'll look at some other ways of achieving the same result as well as potential pitfalls you should watch out for when working with underscores in your JavaScript code. JavaScript is a scripting language used to create appealing and engaging web pages for websites. The need to substitute specific letters for certain characters or extra spaces in the text does arise occasionally. The predefined JavaScript methods that ... Read More
An ordered group of indexed elements is represented by an array, which is a type of data structure. Merging two or more arrays to create a larger array that contains all the items from the original arrays is a typical operation done on multiple arrays. In JavaScript, there are several ways to add two arrays together and create a new array. This article, will go over how to properly use the concat() method, spread operator (...), to combine two separate arrays into one newly created array. Additionally, each of these methods will be discussed with examples so that you ... Read More