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30-seconds-of-code/snippets/js/s/is-symbol.md
2023-05-07 16:07:29 +03:00

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---
title: Value is symbol
type: snippet
language: javascript
tags: [type]
cover: naming-conventions
dateModified: 2020-09-15T16:28:04+03:00
---
Checks if the given argument is a symbol.
- Use `typeof` to check if a value is classified as a symbol primitive.
```js
const isSymbol = val => typeof val === 'symbol';
```
```js
isSymbol(Symbol('x')); // true
```