XML Companion, The, Third Edition

Prefix and suffix generation

In XML documents, the ability to generate prefix and suffix text automatically is very important. For example, a Note element should not actually contain the prefix 'note:', or anything similar, but should only contain the note text itself:

<note>This is a note</note>

Prefix text

To indicate that this text is in fact a note when it is presented, a suitable prefix may be added. CSS is now able to do this using the 'before' pseudo-element, in conjunction with the new 'content' property:

note:before { content: "NOTE: " }

As the default value of the display property is 'inline', the prefix 'NOTE: ' is added to the text content of the Note element:

   NOTE: This is a note

However, explicitly changing this value to ...