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What is interface
tell
3 ответов
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interface are a special kind of class.
Java doesn't not support multiple heritage, but you can implements any number of interfaces.
Interfaces are abstract class (they are not implemented).
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interface automatically makes class/methods abstract.
u can search for abstract keyword @ oracle website.
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Interface is like a contract, you define the methods and properties and ask the classes that implement this 'contract' that also have all methods and properties.