遍历json并将结果解析为scala中的变量

libraryDependencies += "com.fasterxml.jackson.core" % "jackson-databind" % "2.12.5"

import com.fasterxml.jackson.databind.ObjectMapper

val json = """{
  "name": "John",
  "age": 30,
  "city": "New York"
}"""

val mapper = new ObjectMapper()
val node = mapper.readTree(json)

val name = node.get("name").asText()
val age = node.get("age").asInt()
val city = node.get("city").asText()

println(s"Name: $name")
println(s"Age: $age")
println(s"City: $city")