History of Number.isNaN() Revision history for: English (US) Jul 27, 2016, 2:19:55 AM eduardoboucas Add "Return value" section as per Bug 1287421 Previous May 27, 2016, 6:57:21 PM akqj10 Previous Dec 30, 2015, 12:49:26 PM fscholz Remove {{harmony}}; remove "Experimental" tag; add link to ES draft spec Previous Dec 15, 2015, 5:52:53 PM stevemao Previous Dec 15, 2015, 5:49:19 PM stevemao Previous Sep 15, 2015, 12:29:51 PM SphinxKnight fixing typo in compat table Previous Aug 5, 2015, 11:49:18 AM nwangtw Previous Jul 29, 2015, 12:16:28 PM jasonhr13 Previous Jul 29, 2015, 12:14:58 PM jasonhr13 Safari 9 on iOS 9 supports Number.isNAN Previous Jun 9, 2015, 12:08:45 PM SphinxKnight Cleaned markup + removed summary + JSRef args