{
  "node_id": "java-21247e52fb0849699959f78321bc855e",
  "keywords": [],
  "children": [
    {
      "测试对象的等价性": {
        "keywords": [],
        "children": [],
        "node_id": "java-59cbb9821eed4c28a3e365e8ce963865",
        "title": "测试对象的等价性"
      }
    }
  ],
  "export": [],
  "title": "关系操作符"
}