在IE里浏览parameter.xml,&bookViceName;为什么没有显示出来?
parameter.dtd
<?xml version="1.0" encoding="UTF-8"?>
<!ELEMENT books ANY>
<!ENTITY % bookname "Crazy XML">
<!ENTITY bookViceName "%bookname; -- 程序员系列丛书">
<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE books SYSTEM "parameter.dtd">
<books>&bookViceName;</books>