In this article, we will learn how to calculate the average of an array using javascript. The average of the array is calculated by first adding all the elements in an array and then dividing it by the array’s length. We are calculating the average of an array using different ways 1. Using reduce In …
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While doing some projects, we may come across a situation where we need to get only the first 10 characters of the string. This post will help you to achieve that task. Here we are using the different string methods to get the first N characters of a string with javascript. 1. Using String.substring() Method: …
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We will often clear the input fields when the form data is submitted or when there is an explicit option to reset the input fields. In this post, we will learn how to clear the input fields when a button is clicked with javascript. In the above video, you can see how all input …
In this post, we will learn how to push an element to an array, if the element does not exist with Javascript. While doing projects, we may encounter a situation where we need to add an element to an array. In this post, we will learn 3 ways to push an element to an array …
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In this blog post, we are going to look at how to limit array size with javascript. To limit array size we will use the ‘Array.splice()’ method. Let’s see how we can limit array size in javascript with an example. In the above example, we have declared a constant ‘myArray’ which holds an array of …
In this blog post, we will look at how to do something n times in javascript. To do any operation multiple or N times, we need to use loops in javascript. Using loops in javascript, we can execute some instructions or code over and over again. Here is a simple example to do something N …