benefits of hash code

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  • jova

    benefits of hash code

    What are some of the benefits of using a hash table data structure?


  • Kevin Nuckolls

    #2
    Re: benefits of hash code

    jova wrote:[color=blue]
    > What are some of the benefits of using a hash table data structure?
    >
    >[/color]
    I found hashtables to be very useful when needing to sort through a
    large set of classes. Each class has a name property, when i add a class
    to the hashtable i do something like:

    Hashtable table = new Hashtable();
    Human newHuman = new Human();
    newHuman.setNam e("Carl");
    table.put(newHu man.getName(),n ewHuman);

    thus, i can sort the hashtable by each Human's name.

    anyway, once the hashtable is populated, i can easily search the table
    with the containsKey() method, to see if a Human is in this table.

    That's all i normally use it for, massive class searching by name.

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