If any of the elements in the array satisfy the condition, it returns the array element value otherwise, it returns undefined. If a value is supplied to the function as its “this” value, otherwise the value “undefined” is passed as its “this” value. Index: This is an optional parameter that holds the current element’s index.Īrr: It’s a parameter that holds the array object to which the current element belongs. The following parameters are accepted by this procedure, as listed above and described below:įunction: This is the array’s function that works on each element.ĬurrentValue: The current element is stored in this parameter. This function will not operate if the array elements are empty, and it will not affect the original array.Īrray.find(function(currentValue, index, arr),thisValue) It verifies all of the array’s elements, and the first element that meets the criterion is printed. In Javascript, the arr.find() method is used to acquire the value of the first element in the array that meets the given criterion. There is no structure in JavaScript, the browser executes each line of the code from top to down. Developers are free to write JavaScript language code anywhere and can still run it in the browser. Since JavaScript is a scripting language, it works without any libraries. Adding behavior and functionalities to web pages.Animations and graphics, adding special effects to web components.

Building web server and its interactive functions.

JavaScript has tons of libraries, one of which is React which we will be covering in this article later. It is also used for making animations on websites and has a large community on GitHub. It allows a web application to be interactive. JavaScript is one of the most used languages when it comes to building web applications as it allows developers to wrap HTML and CSS code in it to make web apps interactive. If you are a beginner and want to learn JavaScript then do check out the course on Codedamn. Hey readers, in this article we will be discussing how to use the find method in JavaScript in a step-wise, efficient manner.

Javascript find function