The XML document below has been parsed into $xml via SimpleXML. How can the value of <foo> tag accessed? <?xml version='1.0'?> <document> <bar> <foo>Value</foo> </bar> </document>

The correct answer is B. $xml->bar->foo. See the full explanation below for the reasoning.

Question

The XML document below has been parsed into $xml via SimpleXML. How can the value of <foo> tag accessed? <?xml version='1.0'?> <document> <bar> <foo>Value</foo> </bar> </document>

Options

A$xml->bar['foo']
B$xml->bar->foo
C$xml['document']['bar']['foo']
D$xml->document->bar->foo
E$xml->getElementByName('foo');

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(49 responses)

A
2% (1)
B
78% (38)
C
12% (6)
D
2% (1)
E
6% (3)

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