putAll
Puts all the given pairs into this MutableMap with the first component in the pair being the key and the second the value.
Since Kotlin
1.0Puts all the elements of the given collection into this MutableMap with the first component in the pair being the key and the second the value.
Since Kotlin
1.0Puts all the elements of the given sequence into this MutableMap with the first component in the pair being the key and the second the value.