阅读下面程序 import java.io.* public class ByteStreamTest { public static void main(String[] A) { int [] myArray = {10,20,30,40 } try{ DataOutputStream dos = new DataOutputStream ( new______ ('ints.dat')) for (int i=0 i<myArray, length i++) dos.writelnt( myArray[i] ) dos.close() System.out.println('Have written binary file ints.dat') } catch (IOException ioe){ Sy stem.out.println('IO Exception') } } } 为保证程序正确运行,在下划线处入的代码是