w3resource

JavaScript: Find all elements in a given array except for the first one

JavaScript fundamental (ES6 Syntax): Exercise-31 with Solution

Write a JavaScript program to find all elements in a given array except the first one. Return the whole array if its length is 1.

  • Return Array.prototype.slice(1) if Array.prototype.length is more than 1, otherwise, return the whole array.

Sample Solution:

JavaScript Code:

//#Source https://bit.ly/2neWfJ2 
const tail = arr => (arr.length > 1 ? arr.slice(1) : arr);
console.log(tail([1, 2, 3])); 
console.log(tail([1]));

Sample Output:

[2,3]
[1]

Pictorial Presentation:

JavaScript Fundamental: Find all elements in a given array except for the first one

Flowchart:

flowchart: Find all elements in a given array except for the first one

Live Demo:

See the Pen javascript-basic-exercise-1-31 by w3resource (@w3resource) on CodePen.


Improve this sample solution and post your code through Disqus

Previous: Write a JavaScript program to filter out the element(s) of a given array, that have one of the specified values.
Next: Write a JavaScript program to get the sum of a given array, after mapping each element to a value using the provided function.

What is the difficulty level of this exercise?

Test your Programming skills with w3resource's quiz.



Follow us on Facebook and Twitter for latest update.