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toSortedMap() without a comparator requires keys that are Comparable.

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Ilya Ryzhenkov
2015-02-17 20:41:10 +03:00
parent bfeb21afb0
commit e00cdfc8e1
1 changed files with 1 additions and 1 deletions
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libraries/stdlib/src/kotlin/collections/MapsJVM.kt
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@@ -17,7 +17,7 @@ public fun <K, V> MutableMap<K, V>.set(key: K, value: V): V? = put(key, value)
* *
* @sample test.collections.MapJVMTest.toSortedMap * @sample test.collections.MapJVMTest.toSortedMap
*/ */
public fun <K : Any, V> Map<K, V>.toSortedMap(): SortedMap<K, V> = TreeMap(this) public fun <K : Comparable<K>, V> Map<K, V>.toSortedMap(): SortedMap<K, V> = TreeMap(this)
/** /**
* Converts this [Map] to a [SortedMap] using the given [comparator] so that iteration order will be in the order * Converts this [Map] to a [SortedMap] using the given [comparator] so that iteration order will be in the order