Entities
The DTD of an XML document can contain entity declarations. These are like constants in other languages.
- An entity declaration specifies replacement text for the entity including some macro-preprocessing capability. <!ENTITY % pub “Éditions Gallimard”> <!ENTITY rights “All rights reserved”> <!ENTITY book “La Pest: Albert Camus, &#sA9; 1947 %pub; . &rights;”>
- This entity would have replacement text for book: La Peste: Albert Camus, c 1947 Editions Gallimard. &rights; where c would be copyright symbol, and E has accent mark.