## is-nan-x
ES6-compliant shim for Number.isNaN - the global isNaN returns false positives.
**Version**: 1.0.1
**Author**: Xotic750
**License**: [MIT](<https://opensource.org/licenses/MIT>)
**Copyright**: Xotic750
### `module.exports(value)` ⇒ boolean ⏏
This method determines whether the passed value is NaN and its type is
`Number`. It is a more robust version of the original, global isNaN().
**Kind**: Exported function
**Returns**: boolean - `true` if the given value is NaN and its type is Number;
otherwise, `false`.
| Param | Type | Description |
| --- | --- | --- |
| value | \* | The value to be tested for NaN. |
**Example**
```js
var numberIsNaN = require('is-nan-x');
numberIsNaN(NaN); // true
numberIsNaN(Number.NaN); // true
numberIsNaN(0 / 0); // true
// e.g. these would have been true with global isNaN()
numberIsNaN('NaN'); // false
numberIsNaN(undefined); // false
numberIsNaN({}); // false
numberIsNaN('blabla'); // false
// These all return false
numberIsNaN(true);
numberIsNaN(null);
numberIsNaN(37);
numberIsNaN('37');
numberIsNaN('37.37');
numberIsNaN('');
numberIsNaN(' ');
```