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Merge pull request #4031 from kmubiin/review-xml-en

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[xml/en] copy edit and fix code typo
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Max Schumacher 2020-10-20 12:43:13 +02:00 committed by GitHub
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@ -100,8 +100,9 @@ This is what makes XML versatile. It is human readable too. The following docume
A XML document is *well-formed* if it is syntactically correct. However, it is possible to add more constraints to the document, using Document Type Definitions (DTDs). A document whose elements are attributes are declared in a DTD and which follows the grammar specified in that DTD is called *valid* with respect to that DTD, in addition to being well-formed.
Declaring a DTD externally:
```xml
<!-- Declaring a DTD externally: -->
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE bookstore SYSTEM "Bookstore.dtd">
<!-- Declares that bookstore is our root element and 'Bookstore.dtd' is the path
@ -114,8 +115,11 @@ A XML document is *well-formed* if it is syntactically correct. However, it is p
<price>30.00</price>
</book>
</bookstore>
```
<!-- The DTD file: -->
The DTD file (Bookstore.dtd):
```
<!ELEMENT bookstore (book+)>
<!-- The bookstore element may contain one or more child book elements. -->
<!ELEMENT book (title, price)>
@ -128,10 +132,11 @@ A XML document is *well-formed* if it is syntactically correct. However, it is p
only contain text which is read by the parser and must not contain children.
Compare with CDATA, or character data. -->
<!ELEMENT price (#PCDATA)>
]>
```
<!-- The DTD could be declared inside the XML file itself.-->
The DTD could be declared inside the XML file itself:
```xml
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE bookstore [