![]() ![]() Note that an entity used in a DTD an be declared in an external entity such as a separate file that itself declares other entities.Īs far as ߞ, I suspect that the character reference you wanted is –. The first thing to check when an entity reference such as – fails is that the entity is declared in the DTD. References to any other entity can only be used in a document that includes a DTD and then the DTD must declare the entity. These pre-defined entities are amp, lt, gt, quot, and apos. They provide an easy method of entering data characters that would otherwise be interpreted as markup. Five entities for special characters are built into XML. ![]() ![]() SGML and XML entity references can be used for a variety of purposes including special characters. You referred to "character references" in the first message in this thread, but the examples you mention include:Īctually, only the last one is a character reference (the # is important). ![]()
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