Java优学网JSON解析短文：快速掌握Java JSON解析技巧，轻松处理数据

{ "name": "张三", "age": 25, "courses": ["Java", "Spring", "MySQL"] }

ObjectMapper mapper = new ObjectMapper(); JsonNode rootNode = mapper.readTree(jsonString); String userName = rootNode.path("user")

                     .path("profile")
                     .path("name")
                     .asText();