package chapter6; import java.util.Enumeration; import java.util.Properties; public class Example21 { public static void main(String[] args) { Properties p = new Properties(); p.setProperty("Backgroudnd", "red"); p.setProperty("Font-size", "14px"); p.setProperty("Language", "Chinese"); Enumeration names = p.propertyNames(); while (names.hasMoreElements()) { String key = (String) names.nextElement(); String value = p.getProperty(key); System.out.println(key + "=" + value); } } }