public String getAttrValue(String attrName) {
		return (String)attrsMap.get(attrName);
	}
Returns the value of the specified attribute.
Or, null if no attribute exists with the specified name.
@param attrName the name of the attribute
@return the value of the specified attribute
Ghidra/Framework/Generic/src/main/java/ghidra/util/xml/XmlParserElement.java