History of isNaN() Revision history for: English (US) Jul 24, 2016, 12:26:52 PM eduardoboucas Add Return value heading Previous Jul 24, 2016, 12:26:00 PM eduardoboucas Add "Return value" section as per Bug 1287421 Previous Apr 26, 2016, 5:03:15 PM zlf341 Previous Jan 4, 2016, 6:45:07 AM fscholz add ES draft Previous Dec 15, 2015, 8:35:48 PM stevemao Previous Dec 15, 2015, 5:25:46 PM stevemao Previous Oct 27, 2015, 7:28:10 PM Markus Prokott + line break Previous Oct 27, 2015, 7:23:35 PM Markus Prokott +1 section: useful applications of global isNaN() in contrast of Number.isNaN() Previous Jul 7, 2015, 4:45:31 AM fscholz fix compat parsing error; cleanup Previous Nov 18, 2014, 10:13:05 AM fscholz