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updating _.isNaN comment doc.

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Jeremy Ashkenas
2010-12-20 16:52:24 -05:00
parent 2dff99d518
commit 422d35438c
1 changed files with 2 additions and 2 deletions
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4
underscore.js
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@@ -613,8 +613,8 @@
return !!(obj === 0 || (obj && obj.toExponential && obj.toFixed)); return !!(obj === 0 || (obj && obj.toExponential && obj.toFixed));
}; };
// Is the given value NaN -- this one is interesting. NaN != NaN, and // Is the given value `NaN`? `NaN` happens to be the only value in JavaScript
// isNaN(undefined) == true, so we make sure it's a number first. // that does not equal itself.
_.isNaN = function(obj) { _.isNaN = function(obj) {
return obj !== obj; return obj !== obj;
}; };