30-seconds-of-code/snippets/js/s/is-symbol.md

title, type, language, tags, cover, dateModified

title	type	language	tags	cover	dateModified
Value is symbol	snippet	javascript	type	naming-conventions	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.

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

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