This chapter has examples which need a place to hold the objects they create. Such place is created automatically as necessary; when you want to discard all the objects you stored, write an exclamation mark at the end of the statement.
Now let’s create some new objects.
|• Arrays:||An array in Smalltalk|
|• Sets:||A set in Smalltalk|
|• Dictionaries:||Getting more sophisticated, eh?|
|• Closing thoughts:||There always ought to be some closing thoughts|