A number representing positive infinity is called infinity. -Infinity stands for the opposite of infinity. When a number exceeds its maximum value, it enters infinity: 1.797693134862315E+308. When an integer crosses its lower bound, it enters infinity: -1.797693134862316E+308. The universal object has the quality of infinity and is a variable with a global scope, in other words. The number is the beginning value of Infinity. A Boolean value in JavaScript may either be true or false. Users can use the Boolean function to know if something is "true" or "false". Booleans can be kept track of and modified over time by ... Read More

In this tutorial, we will learn how we can get the coordinates of the mouse cursor relative to the screen with JavaScript. We will find the position of the cursor vertically (Y-axis) and Horizontally (X-axis) relative to the screen. JavaScript allows us to use two different properties to get the coordinates of the mouse cursor relative to the screen when the mouse button is pressed anywhere on the screen − Using the event.screenX Property Using the event.screenY Property Let us discuss both of them one by one with code examples. Using the event.screenX Property The event.screenX property is ... Read More

In this tutorial, we will learn how we can find the coordinates of the mouse cursor with JavaScript. We have to find out the X and Y-coordinates or we can say that the horizontal and the vertical position of the cursor on the screen with JavaScript. JavaScript provides us with two different properties to get the coordinates of the mouse cursor when the mouse button is pressed anywhere on the screen − Using event.clientX Property Using event.clientY Property Using event.clientX Property The event.clientX property is used to find out the value of the horizontal position or the X-coordinate ... Read More

This tutorial will teach us to set the width of the right border with JavaScript. To set the width of the right border, use the borderRightWidth property. Set the width of the right border using this property. We can also apply the borderWidth to set the right border. Borders are used on various elements on a webpage. They display the boundaries of an element. We can apply the borders to all sides of an element. There are different properties to set different sides of a border. For a static border, generally, CSS is used. But to change it dynamically, JavaScript ... Read More

In this tutorial, we will learn to set a style of the right border with JavaScript. To set the style of the right border in JavaScript, use the borderRightStyle property. Set the style of the right border using this property. We can apply borders to an element from any side or all sides. We can customize that border on any side. Every edge of a border has a specific property that can use only for that edge. We can provide three parameters like style, color, and width for creating a border. CSS is used to do such tasks. But, we ... Read More

In this tutorial, we shall learn to set the style of the top border with JavaScript. To set the style of the top border in JavaScript, use the borderTopStyle property. Set the style of the top border using this property. Let us discuss the property available in JavaScript to achieve this in brief. Using the borderTopStyle Property With the Style borderTopStyle property, we can set or return the style of the top border of an element. Syntax Following is the syntax to set the style of the top border using the borderTopStyle property in JavaScript − object.style.borderTopStyle = value; ... Read More

We all know that string is one of the primitive data types in JavaScript. JavaScript allows us to do some operations on strings like finding characters in the string, changing all characters into lowercase or into uppercase, concatenating with other strings, replacing with other strings, searching character(s) or word(s) from string, etc. We denote string in single quotations or in double quotations. typeof string variable will be a string. Syntax Syntax for String() method is, like String(value) value is required. value is JavaScript value. String() method returns a value i.e. as a string. String() method introduced ... Read More

To set the color of the bottom border in JavaScript, use the borderBottomColor property. It allows you to set the border color for the bottom of a border.ExampleYou can try to run the following code to learn how to set the color of the bottom border −Live Demo                    #box {             border: 2px dashed blue;             width: 120px;             height: 120px;          }                     Set border bottom color                Demo Text          Demo Text                      function display() {             document.getElementById("box").style.borderBottomColor = "yellow";          }          

In this article, we will learn how to convert NaN to Boolean. NaN in JavaScript means Not a Number, whose type is a Number but actually, it is not a number. To Convert, the NaN to a Boolean we use Multiple methods some of which are discussed below. Using the Boolean() Function Using the !! Operator Using the NOT Operator and isNaN() Method Using the Boolean() Function The Boolean function is used to get the Boolean value (True or False) of any variable, condition, or object. To convert the NaN into Boolean we just need to pass the ... Read More

In JavaScript null is a predefined keyword that represents an empty value or unknown value of no value. The data type of null is an object. In this article, we will learn how to convert null into Boolean using multiple approaches which are following. Using the Boolean function Using the !! operator Using the Boolean function The Boolean function is used to get the Boolean value (true or false) of any variable, condition, or object. To convert the null into Boolean we just need to pass the null in the Boolean function. Syntax Boolean(null) Example 1 In this example, ... Read More