Null vs undefined in javascript | interview question #shorts #short

Null vs undefined in javascript | interview question

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Basic interview questions :-

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Is null == undefined?
Why null == undefined is true in JavaScript?
Why null == undefined is true in JavaScript?
Is undefined better than null?

What is the difference between null undefined and not defined?
What is == and === in JavaScript?
Why is JavaScript undefined?
Is undefined false in JavaScript?
Ans : Yes
undefined == null
Ans : true
undefined === null
Ans : false

What is null JavaScript?
When can you use null in JavaScript?
Why null is object in JavaScript?
Why null is a object?
Ans : a null is an object. Its type is object . null is a special value meaning "no value. undefined is not an object, its type is undefined

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