28951 2015-07-15 08:50:24 +0000 The preload attribute is case-insensitive in all browsers 2015-08-25 07:07:41 +0000 1 1 1 Unclassified WHATWG HTML unspecified Other other RESOLVED WORKSFORME https://html.spec.whatwg.org/#attr-media-preload P3 normal Unsorted 1 contributor ian eric.carlson mike philipj roc zcorpan contributor oldest_to_newest 122053 0 contributor 2015-07-15 08:50:24 +0000 Specification: https://html.spec.whatwg.org/ Multipage: https://html.spec.whatwg.org/multipage/#attr-media-preload Complete: https://html.spec.whatwg.org/#attr-media-preload Referrer: Comment: The preload attribute is case-insensitive in all browsers Posted from: 212.116.72.179 User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/44.0.2398.0 Safari/537.36 OPR/31.0.1876.0 (Edition developer) 122054 1 philipj 2015-07-15 08:52:44 +0000 All tested engines (Blink, Gecko, Presto, IE11 and WebKit) do case-insensitive matching of the preload attribute, so e.g. setting preload="NONE" will reflect it as "none" and presumably also behave like preload="none". This is a bit silly, but pretty harmless, so I suggest changing the spec instead of trying to change all the browsers. 122758 2 zcorpan 2015-08-24 20:09:47 +0000 "The preload attribute is an enumerated attribute." -> "... ASCII case-insensitive ..." https://html.spec.whatwg.org/multipage/infrastructure.html#enumerated-attribute 122767 3 philipj 2015-08-25 07:07:41 +0000 Oh... thanks!