What does “use strict” do in JavaScript?Craig Buckler
Who invented JavaScript? What is a browser plugin? What is XHTML? Give a deep explanation on where JavaScript can be used (What are some of the uses of JavaScript?) In Javascript, what does the requestAnimationFrame() function do?
If you can’t get a code of the character of the string, you would like to get an exception signaling the error. But in JavaScript, access to any non-existing element of an array does not lead to an error: Copy >[1,2][3]undefined>({})['a']undefined>''[0]undefined That’s wh...
Arrow functions, by default, do not define athiskeyword, meaning that they do not have their ownthisbinding. If you define athiskeyword within an arrow function, it’s no different from declaring a regular variable in JavaScript. It will lexically resolve to some enclosing scope that does def...
How Does the JavaScript Code Work on Your Web Page? How Does JavaScript Differ from Other Programming Languages? How Do You Add JavaScript Code to a Website? What Is JavaScript FAQ What Is JavaScript and Why Is It Used? What Is the Difference Between Java and JavaScript?What...
This principle says: clients should not be forced to depend upon interfaces that they do not use. What does it mean? This principle says about the interface, but as we know, we don't have interfaces in Javascript. But, in Javascript we have something similar to them, it's classes. Of...
Using JavaScript in Graphic Design While becoming a Graphic Designer does not necessarily require skills with JavaScript or any other programming or coding languages, knowledge of coding and programming could enhance working ingraphic design, especially in these digitally saturated times. Someone working ...
To prevent the page from refreshing, you could use JavaScript:void(0).Example of JavaScript:void(0)We have a link that should only do something (display a message) upon two clicks (a double click). If you click once, nothing should happen. We can specify the double click code by using...
How Does JavaScript Affect Site Performance? Implementing JavaScript on your website will negatively affect its performance. But when you use JS appropriately and in moderation, the benefits can counter the negative effects on performance. The more code and scripts on your page, the worse the page...
In this article, we take a closer look at some of the uses of JavaScript as well as why it’s such a popular and versatile programming language. JavaScript – the basics Before we get into the details of what you can do withJavaScript, let’s get some of the essentials out of the wa...