25685 2014-05-13 13:56:31 +0000 Seems that WindowProxy open should have [TreatNullAs=EmptyString] for compat with Blink and Firefox<27 (we have a bug report from regressing this). 2016-03-06 06:58:42 +0000 1 1 1 Unclassified CSS CSSOM View unspecified Other other REOPENED http://www.whatwg.org/specs/web-apps/current-work/#the-window-object whatwg-resolved P3 normal --- 1 contributor zcorpan annevk ian james mike zcorpan public-css-bugzilla oldest_to_newest 105851 0 contributor 2014-05-13 13:56:31 +0000 Specification: http://www.whatwg.org/specs/web-apps/current-work/multipage/browsers.html Multipage: http://www.whatwg.org/C#the-window-object Complete: http://www.whatwg.org/c#the-window-object Referrer: Comment: Seems that WindowProxy open should have [TreatNullAs=EmptyString] for compat with Blink and Firefox<27 (we have a bug report from regressing this). Posted from: 207.218.72.65 User agent: Mozilla/5.0 (X11; Linux x86_64; rv:32.0) Gecko/20100101 Firefox/32.0 105852 1 james 2014-05-13 13:57:04 +0000 On the "features" argument, that is. 105877 2 ian 2014-05-13 17:58:48 +0000 How is this detectable? 105880 3 james 2014-05-13 18:02:40 +0000 Use window.open() with null in the features argument and get the behaviour for "null" rather than "". Of course that behaviour is UA-specific but for each UA it's possible to detect which behaviour it matches (in gecko it caused [1], for example) [1] https://bugzilla.mozilla.org/show_bug.cgi?id=1009529 106096 4 ian 2014-05-15 21:04:49 +0000 wait so "" and "unrecognisedvalue" have different effects in browsers? That seems very weird. Why are those different? 106147 5 zcorpan 2014-05-16 10:23:48 +0000 Yep. https://www.w3.org/Bugs/Public/show_bug.cgi?id=25722 As for why, ¯\(°_o)/¯ 106185 6 ian 2014-05-16 17:15:39 +0000 We should so kill this parameter. Kill it with fire. 109877 7 contributor 2014-08-04 18:57:27 +0000 Checked in as WHATWG revision r8701. Check-in comment: Defer to CSSOM View for window.open(..., ..., features, ...) http://html5.org/tools/web-apps-tracker?from=8700&to=8701