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Front End Technology Articles
Page 297 of 652
How to get content of div which contains JavaScript script blocks?
To get the content of div which contains JavaScript script blocks, use the html() method. You can try to run the following code to get the content. With html(), get the content of div, which includes the JavaScript script.ExampleLive Demo $(document).ready(function(){ $("#button1").click(function(){ alert($("#demo").html()); }); }); This is demo text. This is JavaScript Get
Read MoreHow to Create a Currency Converter in JavaScript?
In this tutorial, we will be discussing how to create a currency converter in JavaScript. We will be discussing the various steps involved in creating such a converter.What is a currency converter?A currency converter is a tool that helps you convert one currency to another. For example, if you are from the United States and you are traveling to Europe, you will need to use a currency converter to convert your US dollars into Euros.Why use JavaScript to create a currency converter?JavaScript is a versatile programming language that can be used to create a wide variety of applications, including web-based ...
Read MoreHow to check if a value is object-like in JavaScript?
In JavaScript, an object-like value is a value that is not a primitive value and is not undefined. An object-like value is any value that is not a primitive value, including functions, arrays, and objects. There are different methods for checking if a value is objectlike in JavaScript. In this article, we are going to look at 3 methods for checking if a value is object-like in JavaScript.Using the typeof OperatorThe typeof operator is a built-in operator in JavaScript that is used to check the type of a value. The typeof operator returns a string that is the type of ...
Read MoreHow to create a moving div using JavaScript?
A moving div is a web page element that can be caused to move across the screen, or change position on the screen, automatically. The position is changed by adjusting the left and top style properties. Creating a moving div using JavaScript is a relatively simple task. All that is required is a little bit of HTML, CSS, and JavaScript code. In this tutorial, we will go over how to create a moving div using JavaScript.HTML CodeThe first thing we need is some HTML code. We will create a div with an id of "movingDiv". Inside of this div, we ...
Read MoreJavaScript: How to remove the key-value pairs corresponding to the given keys from an object?
In JavaScript, objects can be created to store data as key-value pairs. The data in an object can be accessed using the dot notation (obj.key) or the bracket notation (obj["key"]). See the below example −let obj = { key1: "value1", key2: "value2", key3: "value" };We can remove the key-value pairs corresponding to the given keys from an object but in this tutorial, we are going to look at 3 methods.Using the delete operatorThe delete operator is used to delete a property of an object. The delete operator will not delete the variable itself, but only the value of the variable.ExampleSee ...
Read MoreHow to find the sum of all elements of a given array in JavaScript?
In programming, it is often necessary to find the sum of all elements in an array. There are many ways to do this in JavaScript. In this tutorial, we are going to look at some of the ways to find the sum of all elements in an array.Using the for loopFinding the sum of all elements in an array is a very common operation in JavaScript, and the for loop is the easiest way to do it. If you are working with arrays in JavaScript, make sure to take advantage of the for loop to find the sum of all ...
Read MoreHtml5 responsiveness of the web
HTML5, the latest and popular web designing language, has suddenly took the designing world with a wave. Earlier we had HTML and now there is HTML5. However, if we look at the major difference between the both, we figure out that the one thing, which actually makes HTML5 different and better than HTML is the Responsiveness.Responsiveness of a webpage means the output or response received from the web page after it is loaded on the browser as per the medium.With HTML, there used to be many limitations, which arises the need for a new version. The web designers were not ...
Read More5 common security breaches and How to defend against them
Your website is one of your business’s most important tools. It draws new customers; informs current customers; gives you a portal to effectively communicate with the world; and helps shape the image of both you and your business.Each hiccup in your website’s operation can cause you headaches and cost you money. To keep things running smoothly, take a look at the following common security breaches and how to defend against them.DDoSThis isn’t DOS with a stutter. DDoS stands for distributed denial of service. This is when a team of malicious computers gang up on your website to flood your website ...
Read MoreHow to use the debugger keyword in JavaScript?
Whenever an unexpected occurrence takes place in a JavaScript code, we need to debug it to check the cause. Debugging is a very important aspect of programming that lets you determine why a system or application behaves abnormally. It is a process of testing multiple times with different inputs and finding errors to reduce bugs from computer programs.In this article, we will be exploring the debugger keyword in JavaScript and how to use them. The debugger keyword in JavaScript is a common keyword used in debugging processes and variable details. In JavaScript whenever the debugger keyword is turned ON, it ...
Read MoreWhat is a typical use case for JavaScript anonymous functions?
In this article, we are going to explore the Anonymous functions in JavaScript and also learn about their use cases. An anonymous function is a special type of function that does not have any name associated with it.In JavaScript, we normally use the function () keyword before defining any function in JavaScript. However, in anonymous functions in JavaScript, we only use the keyword function for defining the function without any supported name.An anonymous function cannot be accessed after it is created, it can only be accessed by a variable that is stored in the function as the value. An anonymous ...
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