Gumtree.sg W3C HTML Markup Validation
HTML markup errors and warnings
(Rescan now...)
Errors:
Bad value “http://www.w3.org/1999/html” for the attribute “xmlns” (only “http://www.w3.org/1999/xhtml” permitted here).
Bad value “en_SG” for attribute “lang” on element “html”: The language subtag “en_sg” is not a valid language subtag.
Bad value “x-dns-prefetch-control” for attribute “http-equiv” on element “meta”.
Bad value “” for attribute “href” on element “link”: Must be non-empty.
Bad value “preload shortcut icon” for attribute “rel” on element “link”: If the “shortcut” keyword is present, the “rel” attribute's entire value must be “shortcut icon”.
Element “script” must not have attribute “defer” unless attribute “src” is also specified.
Element “script” must not have attribute “async” unless attribute “src” is also specified.
Stray end tag “head”.
Start tag “body” seen but an element of the same type was already open.
Cannot recover after last error. Any further errors will be ignored.
Warnings:
Attribute “xmlns” is not serializable as XML 1.0.
Consider avoiding viewport values that prevent users from resizing documents.
Singapore SG