Microsoft® JScript™ NaN Property | Language Reference Version 2

See Also Applies To

##### Description

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

##### Syntax

> Number.NaN

> The number argument is the 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 function.

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