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:
// Define a function 'isSymbol' that checks if the type of value 'val' is 'symbol'
const isSymbol = val => typeof val === 'symbol';
// Test cases to check if the provided values are symbols
console.log(isSymbol(Symbol('x'))); // true (Symbol('x') is a symbol)
console.log(isSymbol(Symbol(1))); // true (Symbol(1) is a symbol)
console.log(isSymbol(Symbol(')'))); // true (Symbol(')') is a symbol)
Output:
true true true
Visual Presentation:
Flowchart:
Live Demo:
See the Pen javascript-basic-exercise-186-1 by w3resource (@w3resource) on CodePen.
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