aboutstaticconstructor.java

来自「JAVA的例子程序」· Java 代码 · 共 21 行

public class AboutStaticConstructor{
	static int objectInitialNumber;
	static {
		objectInitialNumber=1001;
		}
	AboutStaticConstructor(){
		objectNo=objectInitialNumber++;
		}
	private int objectNo;
	public int getobjectNo(){
		return objectNo;
		}
	public static void main(String arg[]){
		AboutStaticConstructor number1=new AboutStaticConstructor();
		AboutStaticConstructor number2=new AboutStaticConstructor();
		AboutStaticConstructor number3=new AboutStaticConstructor();
		System.out.println(number1.getobjectNo());
		System.out.println(number2.getobjectNo());
		System.out.println(number3.getobjectNo());
		}
	}