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ืจึธืžึธื”

ืงืจื™ืื” ืœื‘ื ืื™ ืžื‘ื ืื™

ืคื•ืจืกื ื‘ืงื‘ื•ืฆื”
ืœืขืชื™ื ืงืจื•ื‘ื•ืช, ืขืœ ืžื ืช ืœื”ื™ืžื ืข ืžื›ืชื™ื‘ืช ืงื•ื“ ืืชื—ื•ืœ ื›ืคื•ืœ, ื™ืฉ ืฆื•ืจืš ืœืงืจื•ื ืœืงื•ื“ ืฉืœ ื‘ื ืื™ ืื—ื“ ืžื”ืื—ืจ.
ืงืจื™ืื” ืœื‘ื ืื™ ืžื‘ื ืื™ - 1
ื”ื ื” ื“ื•ื’ืžื” ื›ื™ืฆื“ ื ื™ืชืŸ ืœืขืฉื•ืช ื–ืืช:

public class SomeClass {
  int a;
  int b;
  int c;
  
public SomeClass(int a, int b){
   this.a = a;
   this.b = b;
  }

public SomeClass(int a, int b, int c){
    // ะ’ั‹ะทะพะฒ ะบะพะฝัั‚ั€ัƒะบั‚ะพั€ะฐ ั ะดะฒัƒะผั ะฟะฐั€ะฐะผะตั‚ั€ะฐะผะธ.
    this(a, b);
    this.c = c; 
  }

public void show(){
    System.out.println("a = " + a);
    System.out.println("b = " + b);
    System.out.println("c = " + c);
  }
}
ื›ืคื™ ืฉื ื™ืชืŸ ืœืจืื•ืช, ืœืฉื ื›ืš ืื ื• ืžืฉืชืžืฉื™ื ื‘ืžื™ืœืช ื”ืžืคืชื— this, ืฉืœืื—ืจื™ื” ืื ื• ืžืฆื™ื™ื ื™ื ื‘ืกื•ื’ืจื™ื™ื ืืช ื”ืคืจืžื˜ืจื™ื ืฉืœ ื”ื‘ื ืื™ ื”ืžืชืื™ื (ืขื ืฉื ื™ ืคืจืžื˜ืจื™ื ื‘ืžืงืจื” ื–ื”). ืืชื” ื™ื›ื•ืœ ืœืงืจื•ื ืœื‘ื ืื™ ืื—ื“ ืžื”ืื—ืจ ื‘ืื•ืชื” ืžื—ืœืงื”, ืื• ื‘ืžื—ืœืงื” ืขืœ, ืขื ื”ื”ื’ื‘ืœื•ืช ื”ื‘ืื•ืช:
  • ื”ื‘ื ืื™ ืฉื™ืฉ ืœืงืจื•ื ื—ื™ื™ื‘ ืœื”ื™ื•ืช ื‘ืฉื•ืจืช ื”ืงื•ื“ ื”ืจืืฉื•ื ื” ื‘ื‘ื ืื™ ื”ืงื•ืจื.
  • ืœื‘ื ืื™ ืžืงื•ื ืŸ ืœื ื™ื›ื•ืœ ืœื”ื™ื•ืช ืฉื•ื ื”ืชื™ื™ื—ืกื•ืช ืžืคื•ืจืฉืช ืื• ืžืจื•ืžื–ืช ืœ"ื–ื”". ืื– ืืชื” ืœื ื™ื›ื•ืœ ืœื”ื™ื›ื ืก ืœื›ื™ืชื” ื”ืคื ื™ืžื™ืช.
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