myarray.java

来自「java的书上例子」· Java 代码 · 共 27 行

public class myarray
{
	public static void main(String arg[])
	{
		int  myarray[]={1,2,3,4,5,6,7,8};
		int  mya1[]={12,11,10,9,8,7,6,5,4,3,2,1};
		int  mya2[]={8,7,6,5,4};
		try
		{
			System.arraycopy(myarray,0,mya1,0,myarray.length);
			System.arraycopy(myarray,0,mya2,0,myarray.length); //目的数组mya2长度不够程序发生例外
		}
		catch(ArrayIndexOutOfBoundsException e)
		{
			System.out.print("程序发生例外:使用了 ");
			System.out.println(e.getMessage()+"作数组下标");
		}

		for(int i=0;i<mya1.length;i++)
			System.out.print(mya1[i]+"   ");
		System.out.println();  
		for(int i=0;i<mya2.length;i++)
			System.out.print(mya2[i]+"   ");
		System.out.println();
	}
}