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我有方法:如何获取属性值?的DOMParser
private static void print(NodeList nodeList) {
for (int i = 0; i < nodeList.getLength(); i++) {
Node t = nodeList.item(i);
if (t.getNodeType() == Node.ELEMENT_NODE) {
System.out.println("node: " + t.getNodeName());
System.out.println("values " + t.getTextContent());
System.out.println("------------------------------");
}
if (doc.hasChildNodes()) {
print(t.getChildNodes());
}
}
}
它显示XML文档的内容:
<Card>
<Thema>people</Thema>
<Type sent="true">advertising</Type>
<Country>India</Country>
<Year>1966</Year>
<Authors><Author>Julia</Author></Authors>
<Valuable>historical</Valuable>
</Card>
但不显示在“已发送”的节点属性的值。我如何修改它? 谢谢!
当我尝试这样做时,我得到“空指针异常” –
检查您是否将此方法应用于空节点。或者如果您尝试循环到此调用的空结果 –