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<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE document [ <!-- Custom general entity declaration --> <!ENTITY company "Acme Corporation"> <!ENTITY copyright "© 2025 Acme Corporation. All rights reserved."> <!-- Numeric character reference: © = U+00A9 --> ]> <document> <!-- Using the five predefined entities --> <rule>a < b && b > c</rule> <attr value="He said "hello" and she replied 'hi'"/> <!-- Using a custom entity --> <footer>&company; — ©right;</footer> <!-- Numeric character references (decimal and hex) --> <symbols> Euro sign: € <!-- decimal --> Heart: ♥ <!-- hexadecimal --> Copyright: © <!-- hex shorthand --> </symbols> <!-- Ampersand in attribute value must be escaped --> <link url="http://example.com?cat=xml&page=1" /> </document>
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