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Thread: Constuctor In Inheritance
- 07-21-2011, 04:30 PM #1
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Constuctor In Inheritance
// ############ main.java ##############
PHP Code:public class main { public static void main(String[] args ){ STD2 obj2=new STD2(); } }
PHP Code://########## STD.java ################ public class STD{ public STD(){ System.out.println("Works STD Constructor!"); } }
PHP Code://################# STD2.java ############# public class STD2 extends STD{ public STD2(){ System.out.println("Works STD2 Constructor!"); } }
Si then the result will be:
C:\Users\vakho\Desktop>javac *.java
C:\Users\vakho\Desktop>java main
Works STD Constructor!
Works STD2 Constructor!
Questions:
1)Could I invoke(run) only STD2 Constructor here?... If i Cerate STD2 object (STD2 extends on ) STD , why STD Constuctor runs (Invokes)?
- 07-21-2011, 04:34 PM #2
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1. No.
2. Because in order to have a STD2 you need the bits from a STD, so it has to call a parent constructor.
- 07-21-2011, 04:38 PM #3
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- 07-21-2011, 04:54 PM #4
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