What is the difference between undefined value and null value?

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Home > JavaScript

What is the difference between undefined value and null value?

Q

What is the difference between undefined value and null value?

✍: Guest

A

Undefined value cannot be explicitly stated that is there is no keyword called undefined whereas null value has keyword called null.

typeof undefined variable or property returns undefined whereas typeof null value returns object

2011-01-18, 3914👍, 0💬

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