In most normal cases, the simplest way to access the first element is by. yourArray[0] but this requires you to check if [0] actually exists. Another commonly used method is shift() but you …

Sep 8, 2014 · To get the first element from your array, just use this: myArray[0] Notice that 0 points at the first element in the array. Arrays are zero-indexed. Have a look at this mdn page …

Nov 25, 2024 · These are the following ways to get first and last element of the given array: 1. Using length Property. The array length property in JavaScript is used to set or return the …

Nov 2, 2011 · To get an array entry, you use [] with an array index (0 to one less than the length of the array). In this case, that gives you a reference to the object. To access an object's …

Mar 10, 2024 · multiple ways to get the first element from an array. Array index without mutating an original array, to retrieve the first element. array[0] ES6 find method using lambda …

Nov 23, 2024 · Discover the top methods to efficiently retrieve the first element of an array in JavaScript, including potential pitfalls and practical examples.

Feb 2, 2024 · Get First Array Element Using filter() in JavaScript. It is a JavaScript in-built array method that filters out all the elements which satisfy the given condition. It will create a copy of …

Jul 16, 2024 · To get the first element of an array in JavaScript, use array indexing: let arr = [10, 20, 30, 40]; let firstElement = arr[0]; console.log(firstElement); // 10 This method ensures that …

Dec 5, 2021 · This post will discuss how to get the first element of an array in JavaScript. 1. Using [] operator. A simple and fairly efficient solution to fetch the first element of an array in …

May 1, 2017 · function firstAndLast(array) { return {[array[0]]: array[array.length - 1]}; } If you don't want to, or cannot, use computed property names, then function firstAndLast(array) { var result …