Kotlin json解析where "val $t: String“

plugins {
    kotlin("jvm") version "1.5.31"
    kotlin("plugin.serialization") version "1.5.31"
}

dependencies {
    implementation("org.jetbrains.kotlinx:kotlinx-serialization-json:1.3.0")
}

import kotlinx.serialization.Serializable

@Serializable
data class MyData(
    val $t: String // 注意：这里的$t是一个合法的属性名，但通常不推荐使用$
)

import kotlinx.serialization.decodeFromString
import kotlinx.serialization.encodeToString
import kotlinx.serialization.json.Json

fun main() {
    val jsonString = """{"$t": "Hello, World!"}"""

    // 解析JSON字符串
    val myData = Json.decodeFromString<MyData>(jsonString)
    println(myData.$t) // 输出: Hello, World!

    // 生成JSON字符串
    val newJsonString = Json.encodeToString(myData)
    println(newJsonString) // 输出: {"$t":"Hello, World!"}
}