Checks if the given argument is a symbol.

const isSymbol = val => typeof val === 'symbol';

isSymbol(Symbol('x')); // true

Checks if the given argument is a symbol.
<ul>
<li>Use <a target="_blank" rel="nofollow noopener noreferrer" href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/typeof" target="_blank" rel="noopener noreferrer"><code class="notranslate">typeof</code></a> to check if a value is classified as a symbol primitive.</li>
</ul>

Value is symbol

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Value is function