YouTipJavaScript NaN Property
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JavaScript NaN Property
Definition and Usage
The NaN property represents a special value that is not a number. This property indicates that a value is not a legal number.
The Number object can be set to this value to indicate that it is not a numeric value.
Tip: Use the isNaN() global function to determine whether a value is a NaN value.
Syntax
Number.NaNBrowser Support
All major browsers support the NaN property.
Technical Details
| Return Value: | NaN |
|---|---|
| JavaScript Version: | 1.3 |