What does mean in XML?

Question

This specifies a processing instruction according to this, but I found no information regarding the first one.

user_290085 · Answer

is not an XML construct due to the ending !>.

However, the following XML constructs do begin with :





 begins a CDATA section, which ends with ]]>

 and  begin conditional sections, which end with ]]>.

 begins a document type declaration.

 begins an element type declaration.

 begins an attribute list declaration.

 begins an entity declaration.

 begins a notation declaration.



The ending of each of the above constructions is > unless otherwise mentioned.

What does <! ... !> mean in XML?

1 Answers