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Create SortedMap with Comparator and items

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KT-34142
This commit is contained in:
Valeriy.Vyrva
2019-10-02 17:52:05 +03:00
committed by Ilya Gorbunov
parent e3fb74b656
commit c023a02884
4 changed files with 29 additions and 0 deletions
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libraries/stdlib/jvm/src/kotlin/collections/MapsJVM.kt
+12
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@@ -113,6 +113,18 @@ public fun <K, V> Map<out K, V>.toSortedMap(comparator: Comparator<in K>): Sorte
public fun <K : Comparable<K>, V> sortedMapOf(vararg pairs: Pair<K, V>): SortedMap<K, V> =
TreeMap<K, V>().apply { putAll(pairs) }
/**
* Returns a new [SortedMap] with the specified contents, given as a list of pairs
* where the first value is the key and the second is the value.
*
* The resulting [SortedMap] determines the equality and order of keys according to the sorting order provided by the given [comparator].
*
* @sample samples.collections.Maps.Instantiation.sortedMapWithComparatorFromPairs
*/
@SinceKotlin("1.4")
public fun <K, V> sortedMapOf(comparator: Comparator<in K>, vararg pairs: Pair<K, V>): SortedMap<K, V> =
TreeMap<K, V>(comparator).apply { putAll(pairs) }
/**
* Converts this [Map] to a [Properties] object.