It doesn't, but this is something you could do by creating your own function easily:
protected function getDatesBetween(start:Date,end:Date):Array{
var dates:Array = [start];
const DAY_TO_MS:Number = 24*60*60*1000;
var next:Date = new Date( start.getTime() + DAY_TO_MS );
while( next.getTime() < end.getTime() ){
dates.push( next );
next = new Date( next.getTime() + DAY_TO_MS );
}
dates.push( end );
return dates;
}