Overview To check for a specific id in a HTML element to attain a certain task can be achieved with help of JavaScript. So to achieve the solution to the problem, we should have knowledge about how to access the HTML Document Object Model (DOM). So the HTML element that is specified with an id name can be accessed by the document object, which contains several methods from which we will be using the getElementById() method. Syntax The basic syntax used is − document.getElementById() document −In the given syntax, the document is the object that is loaded when ... Read More

Overview We can check for an HTML element such as , , etc that they exist in the HTML page or not using jQuery. To achieve the solution, we have the "length" property of jQuery, which checks the specific element in the HTML document and returns the length of the particular element, which is the number of times that element is present in the HTML body. The length property is present in the jQuery ($) main library. Syntax The syntax used in this program is − $(elementName).length; elementName −The elementName can be any tag, class name, id name ... Read More

Overview In jQuery, we can easily check whether an array is empty or not by using multiple methods. The collective way includes length property and as in JavaScript arrays are the object so using the jQuery alias symbol $.isEmptyObject(objName). An array is a collection of elements. So to achieve our goal, we should have some prior knowledge about the syntax of jQuery and how to manipulate the HTML. It is necessary to write the “$” with isEmptyObject() method as “$” is the main library of the jQuery which contains various method as isEmptyObject(), isArray(), isFunction() and many more. In all ... Read More

Overview To check whether a Uniform Resource Locator (U.R.L.) contains a hash (#text) or not with JavaScript, as JavaScript contains some pre-build methods which makes a straightforward task to obtain a certain goal. This can be done by using the hash property in JavaScript, which can be accessed by initializing the window.location object. It eases the user-interface and provides a foremost navigation through the web page. To build this solution, we need prior knowledge on the following topics − HTML- To build the skeleton of the page. In which we will use an internal tag. HTML Events (onclick(), ... Read More

If you wish to control how an element is to be positioned in a web page, we have to make use of the position CSS property. The properties that define the position of an element in document are essential, its top, left, bottom, and right properties and position is a shorthand property that can be used to set all four of these. The possible values that we can use with position property are specified below − Static − The element is placed in accordance with the document's natural flow. No difference is made by the top, right, bottom, ... Read More

CSS (Cascading Style Sheets) is a style sheet language that is mainly used to style and describe the elements of HTML documents. One of the main features of this programming language is the separation of elements and presentation such as layers, colors, etc. CSS is used to style all HTML tags, including the document's body, headings, paragraphs, and other pieces of text. CSS can also be used to style the display of table elements, grid elements, and images. The main difference between these two programming languages is that HTML (Hypertext Markup Language) is a language used to describe ... Read More

To start with this question, we first need to create a ‘loader’. Any animation that informs a user or visitor that a page is now loading and will take a few seconds to finish loading is referred to as a loader. The majority of the time, loaders come in handy when a website takes too long to retrieve the results. If a particular website doesn't have a CSS loader, the user will believe, it is not responding at all during the loading process. Therefore, adding a CSS loader to a webpage causes the user to become distracted or wait ... Read More

Let us try to understand the flex property. Flex is a shorthand property that sets the condition for length of flex element, whether it will be allowed to adjust itself based on the amount of content it has or the viewport width. Flex Properties The constituent properties of flex property are specified below − Flex-grow This property sets the space that will be assigned to the item out of all the space that is remaining in the flex-container. In other words, it sets whether the main size of the item will be allowed to grow beyond or not. The ... Read More

Before moving onto learning the way of using font-optical-sizing property, we will first be looking at the font-property in CSS and why is there a need for font-optical-sizing as a separate property. The styling of the text on the web page is controlled by the font property in CSS which is a shorthand for many other properties. It can be used to apply the system’s font to an element or set different values for other CSS properties. Font Property This property gets applied to all the elements and is inheritable by nature, meaning the font of the child ... Read More

A good website is always made up of a perfectly structured HTML document paired with a beautifully created design that grabs the user’s attention. This kind of website is what enhances the overall interactivity of the site making it more engaging. When applying styles to our webpages, we employ Cascading Style Sheets, or CSS for short. We can more easily make a website presentable by using CSS. It distinguishes between the HTML document's structure and the presentation, which refers to the elements that users see and interact with. As opposed to a plain and uninteresting appearing website that ... Read More