Mirrors/lodash
1
0
Fork 0
mirror of https://github.com/whoisclebs/lodash.git synced 2026-02-12 11:57:49 +00:00
Code Issues Packages Projects Releases Wiki Activity

Bump to v4.7.0.

Browse Source
This commit is contained in:
John-David Dalton
2016-03-25 23:47:49 -07:00
parent 501d6b1d41
commit 18d0f1d873
419 changed files with 4042 additions and 2066 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
isNaN.js
View File

@@ -3,11 +3,13 @@ var isNumber = require('./isNumber');
/**
* Checks if `value` is `NaN`.
*
* **Note:** This method is not the same as [`isNaN`](https://es5.github.io/#x15.1.2.4)
* which returns `true` for `undefined` and other non-numeric values.
* **Note:** This method is not the same as
* [`isNaN`](https://es5.github.io/#x15.1.2.4) which returns `true` for
* `undefined` and other non-numeric values.
*
* @static
* @memberOf _
* @since 0.1.0
* @category Lang
* @param {*} value The value to check.
* @returns {boolean} Returns `true` if `value` is `NaN`, else `false`.
@@ -27,7 +29,8 @@ var isNumber = require('./isNumber');
*/
function isNaN(value) {
// An `NaN` primitive is the only value that is not equal to itself.
// Perform the `toStringTag` check first to avoid errors with some ActiveX objects in IE.
// Perform the `toStringTag` check first to avoid errors with some
// ActiveX objects in IE.
return isNumber(value) && value != +value;
}