test.java

java的通讯程序（socket）

package test;
import java.io.*;
import java.lang.*;
import java.util.*;
import java.sql.*;

public class test{

	public void test(){
		
	}
	public static void main(String arg[]){
		
		String buf="1234666yy666567";
		String test="";
		int len,i,j=0,k=0;
		len=buf.length();
		char[] buf_new=new char[len];
		char[] buffer=new char[2];
		int[] per=new int[6];
		for(i=0;i<len;i++){
				buf_new[i]=buf.charAt(i);
				//buf_new[i]=Byte.parseByte(buf.substring(i,i+1));
				System.out.println("byte ["+i+"]["+buf_new[i]+"]");
		}
		System.out.println("----->"+j+"="+buf_new[j++]);
		System.out.println("----->"+j+"="+buf_new[j++]);
		System.out.println("----->"+j+"="+buf_new[j++]);
		buffer[k++]=buf_new[j++];
		buffer[k++]=buf_new[j++];
		System.out.println("buffer[0]--->"+buffer[0]);
		String kkk=new String(buffer);
		System.out.println("=========["+kkk+"]");
		per[0]=1;
		
		per[1]=2;
		per[2]=3;
		per[3]=4;
		per[4]=5;
		per[5]=6;
		//System.out.println("per[5]="+String.valueOf(per[5]));
		String lll="";
		for(i=0;i<6;i++){
			//System.out.println("per["+i+"]"+"==="+per[i]);
			lll=lll+String.valueOf(per[i]);
		}
		//String lll=new String(per);
		System.out.println("lll="+lll);
	}	
}