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If you’re working with JavaScript, you may need to check if a variable is not null. This can be done using the !== operator. In this tutorial, we’ll show you how to use it. We’ll also give some examples of how it can be used. Stay tuned! !== Operator To Check If A Variable Is … Read more

If you’ve ever tried to replace spaces with dashes in a string using JavaScript, you know that it can be a bit of a challenge. In this blog post, we’ll show you three methods for doing just that. So if you’re looking to clean up some text data, read on! 1. replace() Function To Replace … Read more

JavaScript allows you to set the position of an element on a web page using either the “absolute” or “relative” positioning model. With absolute positioning, you can specify coordinates relative to the top left corner of the browser window. Relative positioning is useful when there are other elements on the page that you don’t want … Read more

If you want to remove trailing slashes from a string in JavaScript, you can use the replace() method or the slice() and endsWith() methods together. Let’s see how it works! Removing Multiple Trailing Slashes From String In JavaScript Using replace() One way to remove trailing slashes from a string in JavaScript is to use the … Read more

To get the substring after a specific character in JavaScript, you can use the substring method. This method extracts a part of a string and returns it as a new string. Get Substring After A Character Using The substring Method In JavaScript The substring method is a string method in JavaScript that is used to … Read more

To change button color on click in JavaScript, you first need to create a new event listener for the “click” event. To do this, we can use the addEventListener() method of the document object. This method accepts two parameters – the name of the event (in this case, “click”) and a callback function that will … Read more

In order to change text color on mouseover in JavaScript, you will need to create an event listener on the mouseover event. This can be accomplished by creating a function that listens for the event and then changes the CSS property of the text. The code for this would look something like this: The style.color … Read more

The JavaScript String ‘split is not a function’ error occurs when are calling the string function on an object that is not a string. This can happen when you are trying to use a string method on an array, for example. The solution is to convert the object to a string first using the toString() … Read more

If you’ve tried to use the push method on an array in JavaScript and gotten an error message like “cannot read property ‘push’ of undefined,” don’t worry, you’re not alone. This problem can be caused by a number of things from calling the push method on a variable that stores an undefined value to forgetting … Read more

In this blog post, we’ll take a look at what to do when you get the error “getElementsByTagName is not a function” in your JavaScript code. We’ll discuss some possible causes of this error and offer some solutions that might help you fix it. Stay tuned! getElementsByTagName is not a function JavaScript If you’re a … Read more