自动驾驶系列—自动驾驶中的短距离感知：超声波雷达的核心技术与场景应用

package gxy

import scala.collection.mutable

object Test25 {
  def main(args: Array[String]): Unit = {
    //可变map
    val map1 = mutable.Map("123" -> "活着,余华,8888", "234" -> "朝花夕拾,鲁迅,7777", "456" -> "三体,刘慈欣,9999")
    println(map1)
    //1.添加
    map1 += ("678" -> "某某,木苏里,6666", "789" -> "撒野,巫哲,2222")
    println(map1)
    val rs = map1.get("123")
    println(rs.get)
    println(map1("123"))
    map1("123") = "活着,余华,8888"
    for ((key, value) <- map1) {
      println(s"$key 是 ${value}的简称")
      val map2 = map1 - "123" -> "活着,余华,8888"
      for ((key, value) <- map1) {
        println(s"$key 是 ${value}的简称")
      }
    }

  }
}