Methods are the functions that let the object do something or let something is done to it. There is a small difference between a function and a method – at a function is a standalone unit of statements and a method is attached to an object and can be referenced by this keyword.Methods are used for everything from displaying the contents of the object to the screen to performing complex mathematical operations on a group of local properties and parameters. Here’s an example showing how to use the write() method of the document object to write any content on the document.document.write("This ... Read More

This tutorial will teach you how to detect if cookies are enabled or disabled on a website using JavaScript. Cookies are small text files on your computer that contain data. A web server terminates the connection after sending a web page to a browser and completely forgets about the user. The challenge of "how to remember information about the user" led to the invention of cookies. A cookie may contain the name of a user who visits a website. The cookie "remembers" the user's name for the subsequent visit to the website. Cookies allow you to store user information on ... Read More

To delete all cookies with JavaScript, you can try to run the following code. Here, we’re using an array and the split() method to get all the cookies and finally delete themExampleLive Demo                    var num = 1;          function addCookie(){             document.cookie = num+" = "+num;             num++;          }          function listCookies(){             var result = document.cookie;             document.getElementById("list").innerHTML = result;          }          function removeCookies() {             var res = document.cookie;             var multiple = res.split(";");             for(var i = 0; i < multiple.length; i++) {                var key = multiple[i].split("=");                document.cookie = key[0]+" =; expires = Thu, 01 Jan 1970 00:00:00 UTC";             }          }                     ADD       LIST COOKIES       REMOVE       Cookies List          

JavaScript object properties are the keys inside the body of a JavaScript object. Object properties can be any of the three primitive data types, or any of the abstract data types, such as another object. Object properties are usually variables used internally in the object's methods, but can also be globally visible variables that are used throughout the page. These properties can either be statically typed by the programmer at the time of object declaration, or they can be modified or created later according to the need. There are two ways of creating or adding properties to a JavaScript object ... Read More

The tag is to indicate long quotations. It should contain only block-level elements within it and not just plain text. It specifies a section quoted from another source and contains only block-level elements. We can also use the cite attribute inside the tag to indicate the source of the quotation in URL form. Syntax Following is the syntax for the tag. The multiple line content to be quoted Example Following is the example program for the tag. DOCTYPE html> DLF stands for Delhi Land and Finance ... Read More

We use tag, to add short quotation marks in HTML. And if we want to quote for multiple lines, use tag. We can also use the cite attribute inside the tag to indicate the source of the quotation in URL form. Syntax Following is the syntax for the tag. The content to be quoted Example Following is the example program for the tag. DOCTYPE html> DLF stands for Delhi Land and Finance Delhi Land and Finance is one of the largest commercial real ... Read More

This tutorial will teach us to show a euro or HTML entity in JavaScript alert Window. There are three pop-up windows in JavaScript. Alert box, Confirm box, and Prompt box. The alert box is useful to show some information to the user, such as a welcome message or user’s info. It contains the ok button, and when the user clicks on that, it closes. The confirm box is used to show the confirmation message. In many applications, you have seen that when you try to delete something, it shows the confirmation message. When you click on the ok, it returns ... Read More

The window.location object can be used to get the current URL.window.location.href property returns the href (URL) of the current page. We could also use window.location or location in place of window.location.href.We could also use document.documentURI and document.URL properties.document.documentURI returns the location of the document as a string.document.URL returns the URL of the document as a string.Let’s understand how to get the current URL with JavaScript using the above properties with the help of program examples.Example 1 − Using window.location.href property.In this example we use window.location.href to get the current URL. In below example you can try using window.location or location ... Read More

With JavaScript, to set more than one cookie, set document.cookie more than once using the; separator.ExampleYou can try to run the following code to set multiple cookies −Live Demo                 var num=1;       function addCookie() {          document.cookie=num+"="+num;          num++;       }       function listCookies() {          var result = document.cookie;          document.getElementById("list").innerHTML=result;       }       function removeCookies() {          var res = document.cookie;          var multiple = res.split(";");          for(var i=0;i

To mark superscripted text in HTML, use the … tag. Just keep in mind both the opening and closing tag is mandatory while using the ... tag.The superscript text appears to be half a character above the normal line. It is displayed as a smaller font.You can try the following code to mark superscripted text in HTML. Here, we are writing the value 2 4 using the tag,           HTML text superscript               Heading                Value: 2 4 = 16           Output