Boroughmarket.org.uk W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
A “meta” element with an “http-equiv” attribute whose value is “X-UA-Compatible” must have a “content” attribute with the value “IE=edge”.
A document must not include both a “meta” element with an “http-equiv” attribute whose value is “content-type”, and a “meta” element with a “charset” attribute.
Bad value “Borough Market is born” for attribute “datetime” on element “time”: The literal did not satisfy the time-datetime format.
Bad value “The City of London takes control” for attribute “datetime” on element “time”: The literal did not satisfy the time-datetime format.
Bad value “Congestion becomes a major problem” for attribute “datetime” on element “time”: The literal did not satisfy the time-datetime format.
Bad value “The Market is forced to move” for attribute “datetime” on element “time”: The literal did not satisfy the time-datetime format.
Bad value “The railway is built through Borough” for attribute “datetime” on element “time”: The literal did not satisfy the time-datetime format.
Bad value “Charlie Chaplin sponsors the Market's sportsday” for attribute “datetime” on element “time”: The literal did not satisfy the time-datetime format.
Bad value “Borough is reinvented as a retail market” for attribute “datetime” on element “time”: The literal did not satisfy the time-datetime format.
Bad value “The Market continues to thrive” for attribute “datetime” on element “time”: The literal did not satisfy the time-datetime format.
Warnings:
The document is not mappable to XML 1.0 due to two consecutive hyphens in a comment.
The “main” role is unnecessary for element “main”.
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