Java Constructors: How They Initialize Objects and Why They Matter

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This DEV Community tutorial explains constructors in Java, which are special code blocks that initialize objects and run automatically when the new keyword creates one. A constructor must share the class name and has no return type, not even void. The article covers default constructors, which Java supplies only when no constructor is declared, along with no-argument and parameterized constructors. It also describes the this keyword for distinguishing instance variables from parameters and explains constructor overloading, which allows multiple constructors with different parameter lists.

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ProgrammingDEV Community ·

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ProgrammingDEV Community ·

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