ENTITY —(X)HTML entities in XML for XSLT

You can use character entities in your XML provided you declare them.

Add a DOCTYPE to your XML — all you need is the name of your root tag (my document in the example below is a recipe) and a reference to the special character sets you want.

for example

XML-compatible ISO Special Character Entity Set for XHTML

— including lt gt mdash quot euro

<?xml version="1.0" encoding="utf-8" standalone="yes"?> <!DOCTYPE recipe [        <!ENTITY % xhtml-special            PUBLIC "-//W3C//ENTITIES Special for XHTML//EN"        "http://www.w3.org/MarkUp/DTD/xhtml-special.ent" >        %xhtml-special; ]> <recipe>   ... </recipe> 

other standard character sets

You can add more declarations to the DOCTYPE mdash just add them between the square brackets [...]

XML-compatible ISO Latin 1 Character Entity Set for XHTML

— fractions, accented characters, pound, yen, cent, copy

        <!ENTITY % xhtml-lat1            PUBLIC "-//W3C//ENTITIES Latin 1 for XHTML//EN"        "http://www.w3.org/MarkUp/DTD/xhtml-lat1.ent" >        %xhtml-lat1; 

ISO Math, Greek and Symbolic Character Entity Set for XHTML

        <!ENTITY % xhtml-symbol            PUBLIC "-//W3C//ENTITIES Symbols for XHTML//EN"        "http://www.w3.org/MarkUp/DTD/xhtml-symbol.ent" >        %xhtml-symbol;