iterating through Enumeration of hastable keys throws NoSuchElementException error

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没有蜡笔的小新
没有蜡笔的小新 2021-02-11 11:50

I am trying to iterate through a list of keys from a hash table using enumeration however I keep getting a NoSuchElementException at the last key in list?

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  • 2021-02-11 12:47

    Every time you call e.nextElement() you take the next object from the iterator. You have to check e.hasMoreElement() between each call.


    Example:

    while(e.hasMoreElements()){
        String param = e.nextElement();
        System.out.println(param);
    }
    
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