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200-550 · Question #141
200-550 Question #141: Real Exam Question with Answer & Explanation
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Question
Consider the following XML code: <?xml version="1.0" encoding="utf-8"?> <books> <book id="1">PHP 5.5 in 42 Hours</book> <book id="2">Learning PHP 5.5 The Hard Way</book> </books> Which of the following SimpleXML calls prints the name of the second book? (Choose 2) (Let $xml = simplexml_load_file("books.xml"); .)
Options
- Aecho $xml->books->book[2];
- Becho $xml->books->book[1];
- Cecho $xml->book[1];
- Decho $xml->xpath("/books/book[@id=2]");
- E$c = $xml->children(); echo $c[1];
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