Lecture 10
11
boxes and arrows for arrays
aList BA[]; declares array of BA (line 32)
     0:
BankAccount[]
     1:
     2:
Bank
accountList:
     0:
BankAccount[]
     1:
     2:
BankAccount
BankAccount
BankAccount
BankAccount[]
Bank
accountList:
null
null
null
null
Bank
accountList:
aList = new BA[3]; creates array object (60)
BankAccount[]
BankAccount[]
aList[0]
 =new BA();               fills array object (66-)