What does isNaN function do?

Question Posted / swapna

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What does isNaN function do?..

Answer / sridevi

Returns true if the argument is not a number.

Is This Answer Correct ?

37 Yes

0 No

What does isNaN function do?..

Answer / kmbkrishnan

Determine the argument / test value is a NaN.

NaN is nothing but "Not-a-Number".

it return true / false.

Is This Answer Correct ?

35 Yes

3 No

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