怎么包错不呢》?
raojl 2007-11-16 08:25:30 /*
* Tools.java
*
* Created on 2007年11月16日, 下午5:38
*
* To change this template, choose Tools | Template Manager
* and open the template in the editor.
*/
package Rtools.type.DateBaseOp;
/**
*
* @author wuyu
*/
public class Tools {
public Tools() {
}
public static String ipTostring(long num){
long num1=num&255;
long num2=(num>>8)&255;
long num3=(num>>16)&255;
long num4=(num>>24)&255;
return num4+"."+num3+"."+num2+"."+num1;
}
public static void main(String arg[]){
System.out.print(ipTostring(11111111111));///数太大
}
}