User Guide

Collection.removeItem() 155
Example
The following example calls removeItem():
var myColl:mx.utils.Collection;
myColl = _parent.thisShelf.MyCompactDiscs;
// get this from a text input box
var removeArtist:String = _parent.tArtistToRemove.text;
var removeSize:Number = 0;
if (myColl.isEmpty()) {
trace("No CDs in the collection");
}
else {
var toRemove:Array = new Array();
var itr:mx.utils.Iterator = myColl.getIterator();
var cd:CompactDisc = new CompactDisc();
var title:String = "";
var artist:String = "";
while (itr.hasNext()) {
cd = CompactDisc(itr.next());
title = cd.Title;
artist = cd.Artist;
if(artist == removeArtist) {
// mark this artist for deletion
removeSize = toRemove.push(cd);
trace("*** Marked for deletion: " + artist + "|" + title);
}
}
// after while loop, remove the bad ones
var removeCD:CompactDisc = new CompactDisc();
for(i = 0; i < removeSize; i++) {
removeCD = toRemove[i];
trace("Removing: " + removeCD.Artist + "|" + removeCD.Title);
myColl.removeItem(removeCD);
}
}