JavaScript: Check whether the given argument is a symbol

JavaScript fundamental (ES6 Syntax): Exercise-186 with Solution

Write a JavaScript program to check whether the given argument is a symbol.

• Use typeof to check if a value is classified as a symbol primitive.

Sample Solution:

JavaScript Code:

//#Source https://bit.ly/2neWfJ2 
const isSymbol = val => typeof val === 'symbol';
console.log(isSymbol(Symbol('x')));
console.log(isSymbol(Symbol(1)));
console.log(isSymbol(Symbol(')')));

Sample Output:

true
true
true

Pictorial Presentation:

Flowchart:

Live Demo:

See the Pen javascript-basic-exercise-186-1 by w3resource (@w3resource) on CodePen.

Improve this sample solution and post your code through Disqus

Previous: Write a JavaScript program that will return true if the specified value is undefined, false otherwise.
Next: Write a JavaScript program to check if the given argument is a string.