Try with this one,
var xml:XML = <animal name="dog">
<tag type="mammal">mam</tag>
<tag type="brown">br</tag>
<tag type="black">bl</tag>
<tag type="black">black</tag>
</animal>;
var attr:String = "black";
var val:String = "b";
var resultList:XMLList = xml..tag.(@type == attr).(toString().indexOf(val)>-1);
o/p:
<tag type="black">
bl
</tag>
<tag type="black">
black
</tag>
Anyhow you always use loop to get better performance.e4X Slow. Read carefully 15 point.
Based on your comment:
var myXML:XML = <animal name="dog">
<tag type="mammal">true</tag>
<tag type="brown">true</tag>
<tag type="black">true</tag>
</animal>;
for each(var tag:XML in myXML..tag) //no matter of depth Note here
{
if (tag.@type == "mammal")
{
trace(tag.parent().@name);
trace(tag.text());
}
}