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NaN Property

A special value that indicates an arithmetic expression returned a value that was not a number.

Number.NaN

Arguments

Number
Required. The global Number object.

Remarks

The Number object does not have to be created before the NaN property can be accessed.

NaN does not compare equal to any value, including itself. To test if a value is equivalent to NaN, use the isNaN method of the Global object..

Requirements

Version 2

See Also

isNaN Method | MAX_VALUE Property | MIN_VALUE Property | NEGATIVE_INFINITY Property | POSITIVE_INFINITY Property | toString Method

Applies To: Number Object

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