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 should avoid using this for the purpose of accessing the first element.

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 number of elements in an array. 2. Using Array.pop () and Array.shift () Method.

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 about arrays to learn more.

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 expression. array.find(element => element); ES6 Array slice method that returns new array array.slice(0,0) returns [firstlement] ES6 Array destructing by assigning to a single ...

May 8, 2021 · You can simply, directly access the first element of an array by index 0, for example, like so: const arr = [1, 2, 3, 4]; const firstElem = arr[0]; console.log(firstElem); // output: 1 console.log(arr); // output: [1, 2, 3, 4]

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 the matching elements array.

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

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 you can quickly and easily access the first element of an array.

Mar 3, 2025 · JavaScript exercises, practice and solution: Write a JavaScript function to get the first element of an array. Passing the parameter 'n' will return the first 'n' elements of the array.

This article will teach you how to retrieve the first element in an array in JavaScript and walk you through how it’s done using examples. Using the [ ] operator is a quick and rather effective way to get the first element of an array in JavaScript. Below is an example of this technique: Output:-