What are mutable dictionaries in Scala?
Mutable dictionaries in Scala are collections that allow you to store key-value pairs and modify them after creation.
Can you show me an example of how to create one?
Sure! You can create a mutable dictionary using scala.collection.mutable.Map
. For example: val myMap = scala.collection.mutable.Map("key1" -> "value1")
.
How do I add or update an entry in this dictionary?
You can add or update an entry using the +=
operator. For example: myMap += ("key2" -> "value2")
.
What about removing an entry?
To remove an entry, use the -=
operator. For example: myMap -= "key1"
will remove the entry with "key1".
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