Common Desktop Environment: Help System Author's and Programmer's Guide


An author-defined entity can represent a string of characters or a file name. An entity declaration defines the entity name and the string or file it represents.

Entities are useful for:

All entity declarations must be entered before any other markup in your help volume. To include an entity that you have defined, you use an entity reference. Entity references can be used anywhere within your help volume. When you process your help volume with the HelpTag software, each entity reference is replaced with the text or file that the entity represents. " Using Entities" describes how to define and use entities.