List, Map, Set three interfaces, accessing elements, what are the differences?

• List index to access the element, the element may be repeated
• Set not store duplicate elements
• Map save key-value pairs mapping, mapping relationship can be one to one, many to one
• List-based arrays and linked lists have achieved in two ways
• Set, Map hash based storage containers have achieved and red-black tree in two ways
• Set-based Map implementation, Set in the element value is the Map key

 

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• Java self-study guide
• Java interview questions summary PC client browser [Click here]
• Java mapping knowledge
• Java applets interview questions summary view, sweep the two-dimensional code

 

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