package day1;
import java.util.Properties;
import java.util.Set;
public class properties {
public static void main(String[] args) {
// TODO Auto-generated method stub
Properties pro=new Properties();
pro.setProperty("zhangliu","33");
pro.setProperty("zhangwu","32");
pro.setProperty("zhangsi","3i");
pro.setProperty("zhang","3");
Set<String> names=pro.stringPropertyNames();
for(String name:names)
String value=pro.getProperty(name);
System.out.println(name"++"value);
}
}