Returns the first matching child element as a new p5.XML object.
The parameter, name, is optional. If a string is passed, as in myXML.getChild('cat'), then the first child element with the tag <cat></cat> will be returned. If a number is passed, as in myXML.getChild(1), then the child element at that index will be returned.
示例
语法
getChild(name)
参数
name
String|Integer: element name or index.
返回值
p5.XML: child element.
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