You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
8 lines
114 B
XML
8 lines
114 B
XML
2 years ago
|
<!DOCTYPE doc [
|
||
|
|
<!ELEMENT doc (a? | b?) >
|
||
|
|
<!ELEMENT a EMPTY>
|
||
|
|
<!ELEMENT b EMPTY>
|
||
|
|
<!ELEMENT c EMPTY>
|
||
|
|
]>
|
||
|
|
<doc></doc>
|