如何使用 json 路径获取它？

Question

{
"store": {
    "book": [
        {
            "category": "reference",
            "author": "Nigel Rees",
            "title": "Sayings of the Century",
            "price": 8.95
        },
        {
            "category": "fiction",
            "author": "Evelyn Waugh",
            "title": "Sword of Honour",
            "price": 12.99
        },
        {
            "category": "fiction",
            "author": "Herman Melville",
            "title": "Moby Dick",
            "isbn": "0-553-21311-3",
            "price": 8.99
        },
        {
            "category": "fiction",
            "author": "J. R. R. Tolkien",
            "title": "The Lord of the Rings",
            "isbn": "0-395-19395-8",
            "price": 22.99
        }
    ],
    "bicycle": {
        "color": "red",
        "price": 19.95
    }
},
"expensive": 10
}

如果我需要所有书籍的作者和书名怎么办？如果我只想要这本书的一些细节，而不是拥有关于这本书的完整数据，我怎样才能得到它？

Answer 1

根据实施情况，这

$..book[*]['title','author']

应该让你足够接近。

如何使用 json 路径获取它？

How to get this using json path?

jsonpath