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What will the following JavaScript code output?(function() { var a = b = 5;})();console.log(b);5ReferenceError: b is not definednullundefined

Question

What will the following JavaScript code output?(function() { var a = b = 5;})();console.log(b);5ReferenceError: b is not definednullundefined
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Solution 1

The output of the JavaScript code will be 5.

Here's the step-by-step explanation:

  1. The code defines an immediately invoked function expression (IIFE) that sets a and b to 5.

  2. The var keyword only applies to a, making a a local variable within the function.

  3. b is not decl Knowee AI is a powerful AI-powered study tool designed to help you to solve study problem.

Knowee AI  is a powerful AI-powered study tool designed to help you to solve study problem.
Knowee AI  is a powerful AI-powered study tool designed to help you to solve study problem.
Knowee AI  is a powerful AI-powered study tool designed to help you to solve study problem.
Knowee AI  is a powerful AI-powered study tool designed to help you to solve study problem.
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