I doubt this is a bug: nowhere do you pass the validator a DTD, and entities are defined in the DTD.
It’s best practice nowadays to not use entities but just write the UTF-8 characters directly.
An em dash surrounded by hair spaces is: “ — ” (for your copy/paste convenience)
I doubt this is a bug: nowhere do you pass the validator a DTD, and entities are defined in the DTD.
It’s best practice nowadays to not use entities but just write the UTF-8 characters directly.
An em dash surrounded by hair spaces is: “ — ” (for your copy/paste convenience)