java--配置文件类--写入键值对并读出

class FilesDemo2{

public static void main(String[] args){

try(FileOutputStream fos = new FileOutputStream("D:\\test.properties");

FileInputStream fis = new FileInputStream("D:\\test.properties")

){

Properties p = new Properties();

p.setProperty("username", " XXX");

p.setProperty("password ","123456");

p.setProperty("sex"," X");

p.setProperty("brithday"," 2000.5.18");

p.store(fos,"");

Properties p1 = new Properties();

p1.load(fis);

System.out.println(p1);

}catch(IOException e ){

e.printStackTrace();

}

}

}