- Trending Categories
- Data Structure
- Networking
- RDBMS
- Operating System
- Java
- MS Excel
- iOS
- HTML
- CSS
- Android
- Python
- C Programming
- C++
- C#
- MongoDB
- MySQL
- Javascript
- PHP
- Physics
- Chemistry
- Biology
- Mathematics
- English
- Economics
- Psychology
- Social Studies
- Fashion Studies
- Legal Studies
- Selected Reading
- UPSC IAS Exams Notes
- Developer's Best Practices
- Questions and Answers
- Effective Resume Writing
- HR Interview Questions
- Computer Glossary
- Who is Who
Found 10711 Articles for Web Development
139 Views
The best way to convert a number to a string is using the toString() method, with different bases. The method has an optional parameter “radix”, which is used as a base (2, 8, 16) for a numeric value.ExampleYou can try to run the following code to convert a number to a string −Live Demo var num = 10; var val1 = num.toString(); var val2 = num.toString(2); var val3 = num.toString(8); var val4 = num.toString(16); document.write(val1 + "" + val2 + "" + val3 + "" + val4); Output10 1010 12 a
56K+ Views
In this tutorial, we will learn how to pad a number with leading zeros in JavaScript. Padding a number can be done in different ways in JavaScript. In this tutorial, we will see the two most popular ways of doing it − Using the String padStart() method Using the Array object constructor and join() method Using the String padStart() Method In JavaScript, the String object’s padStart() method is useful to pad a number with leading zeros. It takes two parameters, the first one is the total length of the targeted or desired string, and the other one is ... Read More
3K+ Views
With JavaScript, use the % operator to get the decimal portion of a number.ExampleYou can try to run the following to get decimal portion −Live Demo var num1 = 5.3; var num2 = 4.2; var num3 = 8.6; document.write(num1 % 1); document.write(""+num2 % 1); document.write(""+num3 % 1); Output0.2999999999999998 0.20000000000000018 0.5999999999999996
48K+ Views
In this tutorial, we will learn to check whether a checkbox is checked in JavaScript. The checkbox is the input type in the HTML, which works as the selection box. The radio buttons which belong to the same group allow users to select only one value. Still, the checkbox which belongs to the same group allows users to select multiple values. Also, you have many uses of checkboxes in your mind yourself. The HTML can add a checkbox to the webpage, but to add the behaviour to the checkbox, we must use JavaScript. Programmers can add different behaviours to the ... Read More
202 Views
Bookmarks in a web browser are saved so that it can be referred. It is also known as favorite web pages. To Bookmark a web page, visit the page and press Ctrl+D. This will give you an option to save the web page.In this way, all the bookmarks get saved like this on pressing Ctrl+D. The star sign as you can see below also allows you to add a bookmark −Bookmark on FirefoxBookmark on ChromeLet’s learn how to delete a bookmark in a web browser. To delete a bookmark, which you bookmarked before in Firefox or Chrome, you need to ... Read More
991 Views
Firstly convert your number to hexadecimal with leading zeros and then format it by adding dashes.ExampleYou can try to run the following code to format hexadecimal number −Live Demo var num = 32122; var myHex = ("000000000000000" + num.toString(16)).substr(-16); var resHex = myHex.substr(0, 8)+'-'+myHex.substr(8,4)+'-'+myHex.substr(12,4); document.write(resHex); Output00000000-0000-7d7a
178 Views
Firefox web browser is widely used and loved by many users around the world. Well, you can easily change the Firefox Browser theme and make it look more awesome.Let’s see how to reach the Firefox theme section and change the theme −Open Firefox MenuGo to the following section and click to open the Firefox browser menu. After that, you need to click Add-ons:AppearanceTo reach the Themes section, click on Add-ons and then click on Appearance as shown below −On clicking Appearance, the themes will be visible. Click Enable to enable any theme or choose from thousands of other themes as ... Read More
345 Views
Use the toFixed() method to format a rounded number to N decimals. The toFixed() method formats a number with a specific number of digits to the right of the decimal.ExampleYou can try to run the following code to form a rounded number to N decimals −Live Demo JavaScript toFixed() Method var num = 15; document.write("num.toFixed() is : " + num.toFixed()); document.write(""); document.write("num.toFixed() is : " + num.toFixed(2)); document.write(""); document.write("num.toFixed() is : " + num.toFixed(1)); document.write(""); Outputnum.toFixed() is : 15 num.toFixed() is : 15.00 num.toFixed() is : 15.0
263 Views
To refresh a page in a web browser like Firefox means reloading the page. It’s quite easy to refresh a page. Follow the below given steps −Open web pageOpen the web page, which you want to refresh.Find Refresh buttonThe refresh button is located on the top right corner of the Firefox web browser. Yes, the circular arrow. Just click on it reload as shown below −Click on the arrow to reload the website. Through this, you can easily reload any web page.
19K+ Views
In this tutorial, we will explore how we can remove leading zeroes from any number in JavaScript. JavaScript removes leading zeroes from an integer variable automatically, but this is not the case when we consider strings in JavaScript. It is possible that a string in JavaScript which represents a numerical value may contain leading zeroes. These leading zeroes may cause problems when we try to perform any operation on the numerical value the string represents. This is why we will explore the ways by which we can remove the leading zeroes from a number, expressed as a string in JavaScript. ... Read More