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System.out.println(2|0); //0010 0000 =>0010 = 2
System.out.println(2|1); //0010 0001 =>0011 = 3
System.out.println(3|2); //0011 0010 =>0011 = 3
System.out.println(3&2); //0011 0010 =>0010 = 2
/*
ÔÚjavaÖÐ0´ú±í¼Ù, 1´ú±íÕæ
00011|0010 ´ÓÓÒµ½×ó±È½Ï0|1 = 1, 1|0 = 1 ½á¹ûΪ0011
СÌáʾ:Integer.toBinaryString(7),¿ÉÒÔ»ñµÃ7µÄ¶þ½øÖÆ
*/
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import java.io.*;
import java.util.Enumeration;
//import java.util.zip.*;
import org.apache.tools.zip.*;
public class Test {
//½âѹÎļþ
public static void extZipFileList(String zipFileName, String extPlace) {
try {
  ......
String[] ips = ipValue.split("\\.");
String binaryVal = "";
for (int i = 0; i < ips.length; i++)
{
String binaryStr = Integer.toBinaryString(Integer.parseInt(ips[i]));
Integer times = 8 - binaryStr.length();
......
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