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Classes and objects in java


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introduction to classes and objects in java

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Classes and objects in java

  1. 1. Class A class is the blueprint from which individual objects are created. A class is a user defined datatype modifier class classname { data item1; .. .. data item n; member functions(); }
  2. 2. Class and object example
  3. 3. Constructors in java Constructors are the functions that are executed on the instance of creating an object for that class. Constructors can be overloaded. Constructor must not have a return type. Variables can only be assigned in constructors but inside the class.
  4. 4. Example for Constructors