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Articles by Yaswanth Varma
Page 10 of 31
How To Change Text Inside All HTML Tags Using JavaScript
In this article, we are going to perform the task of changing text inside all HTML tags using JavaScript. Let's dive into the article to learn more about changing text within all HTML, but first, let's define HTML tags. What are HTML Tags An HTML tag is a segment of markup language used to denote the start and end of an HTML element in an HTML document. HTML tags, which are a component of an HTML element, assist web browsers in turning HTML documents into web pages. For getting better understanding on changing text inside all HTML ...
Read MoreHow to Show Today\'s Year And Random 4Digit Numbers at the Same Time?
Let's see "How to show the current year and a random 4-digit number at the same time." This can be useful for creating unique identifiers, tracking dates, or displaying dynamic content. By using JavaScript's built-in Date and Math objects, you can easily implement this functionality. Let's explore different approaches to display today's year and a random 4-digit number simultaneously. Using Math.random() Method The Math.random() method returns a floating-point number between 0 (inclusive) and 1 (exclusive). We can scale this to generate 4-digit numbers. Syntax Math.random() Example In this example, we use ...
Read MoreHow To Password Protect A Page Using Only HTML, CSS And JavaScript?
To password protect a page using only HTML, CSS and JavaScript, is an important security measure for webpages that contain sensitive information or require authentication for access. In this article, we will understand how to create a simple form that requires users to enter a password before they can view the content of your protected page. Note: Client-side password protection provides basic content hiding but is not secure for truly sensitive data. For real security, use server-side authentication. Approaches to Password Protect a Page Here are two approaches to password protect a page using only HTML, CSS ...
Read MoreHow to Get Value of Selected Radio Button Using JavaScript?
Getting the value of a selected radio button using JavaScript is essential for forms, surveys, quizzes, and dynamic UI updates. This article demonstrates two reliable approaches to retrieve radio button values programmatically. We'll explore how to get the selected radio button value from a group of radio buttons using the checked property and the FormData constructor. Approaches to Get Value of Selected Radio Button Here are the two main approaches to get the value of a selected radio button using ...
Read MoreHow To Modify This JavaScript Code To Grab An Image URL From A JSON File, And Display It In HTML?
This can be done by using the JavaScript method JSON.parse() to parse through the JSON file and extract the URL of the desired image. Then, an HTML img tag can be created with a source attribute set to this URL. Finally, this img tag can be appended to an existing HTML element in order to display it on your page. This will require some knowledge of basic JavaScript syntax, as well as familiarity with how JSON is structured and parsed within it. With these skills in hand, you should have no trouble modifying your code to achieve your goal! ...
Read MoreCreating A Range Slider In HTML using JavaScript
On web pages, range sliders are used to let users specify a numeric value within a defined range. Instead of typing exact numbers, users can simply drag a slider control to select their desired value. This makes range sliders perfect for settings where precision isn't critical, such as volume controls, brightness adjustments, or filtering options. HTML provides the element for creating basic sliders, but with JavaScript and CSS, we can enhance them to create more interactive and visually appealing controls. HTML input type="range" The creates a slider control for selecting numeric values. By default, it ...
Read MoreHow To Show Only One V-Menu At A Time When Clicking To Show The Menu?
In Vuetify applications, showing only one v-menu at a time when clicking requires proper state management. This prevents multiple menus from being open simultaneously and provides better user experience. Understanding v-menu Behavior By default, v-menu components can open independently. To ensure only one menu is visible at a time, we need to control their state using Vue's data properties and watchers. Method 1: Using Individual State Control This approach manages each menu's state individually and closes others when one opens: ...
Read MoreHow to Use Conditional Statements On Objects?
Conditional statements allow you to execute different code blocks based on object properties and values. In JavaScript, you can use if, if-else, and switch statements to make decisions based on object data. This article demonstrates how to apply conditional logic to JavaScript objects, checking their properties and values to control program flow. Using if Statement with Objects The if statement executes code when a condition evaluates to true. You can check object properties, existence, or values. Syntax if (condition) { // code to execute if condition is true } ...
Read MoreHow to dynamically create radio buttons using an array in JavaScript?
Creating radio buttons dynamically using an array in JavaScript is a useful way to provide users with multiple options for input. When the user clicks on one of the radio buttons, it will be selected and any other choices will be deselected automatically. This process can be automated by looping through an array that contains all the possible values and creating a new radio button element for each item in the array. To dynamically create radio buttons using an array, use the concept of createElement() and appendChild(). Let's look at the concept to understand more about dynamically creating ...
Read MoreWhy addEventListener to 'select' element does not work in JavaScript?
When working with HTML elements in JavaScript, developers often encounter issues with event listeners not working as expected. The key is understanding which events work with select elements and how to properly attach them using querySelector() and addEventListener(). Understanding the Change Event The element fires a change event when the user selects a different option. Unlike input events that fire continuously, the change event only fires when the selection is complete. Required Methods The addEventListener() Method - Registers an event handler for a specified event type on an element. target.addEventListener(event, function, useCapture) ...
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