1 l.class.name=java.util.ArrayList 2 l.length=2 3 l.size()=2 4 l[0]=foo 5 l[1]=bar 6 --for each begin-- 7 foo 8 bar 9 --for each end-- 10 l[0]=foo 11 l[1]=a 12 l[0.9]=undefined 13 l['blah']=undefined 14 l[size_name]()=2 15 l[2]=undefined 16 l[-1]=undefined 17 l[2.1]=undefined 18 l[-1.1]=undefined 19 l[Infinity]=undefined 20 l[-Infinity]=undefined 21 l[NaN]=undefined 22 l[0]=foo