⑤DataArrayIO
package io;import java.io.ByteArrayInputStream;import java.io.ByteArrayOutputStream;import java.io.DataInputStream;import java.io.DataOutputStream;public class DataArrayIO {public static void main(String[] args) {try {//内存的读写（数组储存形式）ByteArrayOutputStream baos = new ByteArrayOutputStream();DataOutputStream dos = new DataOutputStream(baos);dos.writeBoolean(true);dos.writeDouble(999);//读取数组ByteArrayInputStream bis = new ByteArrayInputStream(baos.toByteArray());DataInputStream dis = new DataInputStream(bis);System.out.println(dis.readBoolean());System.out.println(dis.readDouble());} catch (Exception e) {// TODO: handle exception}}}//utf网络应用
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