我为对象定义了可变属性
object myobject{
val myMap = mutable.Map[String,mutable.Set[String]]
def clear {// I don't know what code I must write here for remove all key Values on myMap}
def add(keyValue:(String,String)){//some code for add a keyValue to mymap}
}
我为对象对象myobject定义了可变属性myobject {val myMap = mutable.Map [String,mutable.Set [String]] def clear {//我不知道必须在此处编写什么代码来删除所有键值在...
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