Detailed explanation of equals() and toString() method examples in java

equals() and toString() methods in java, here is a small example to help you learn and understand this part of the knowledge.

/*
  所有对象的父类Object
  Object中的方法：
  equals() 对象是否相同的比较方法
  toString（）对象的字符串表现形式
*/
class Person
{
  String name;
  int age;
  Person(String name, int age)
  {
    this.name = name;
    this.age = age;
  }
}
class ObjectDemo
{
  public static void main(String[] args)
  {
    Person p = new Person("lixin", 27);
    Person q = new Person("jingxiaoqing", 21);
    if(p.equals(q))
    {
      System.out.println("p = q");
    }else
    {
      System.out.println("nothing");
    }
    System.out.println("p.toString : " + p.toString());
  }
}　

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