ANSI/NISO Z39.96-2012

9 Journal Publishing Tag Set • 9.5 Attributes

9.5.130 @xml:space Space

When printing or displaying the associated element, all white space (such as tabs, ordinary spaces, and line breaks) should be preserved.

In elements <glyph-data> and <preformat>, this attribute must have the value preserve (as given below).
Value Meaning
preserve White space should be preserved. (This value is fixed and cannot be changed in a document.).