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ch8n/hashMapOf_definations.kt

Created October 12, 2020 13:25
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hashMapOf definations kotlin
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hashMapOf_definations.kt
fun <K, V> hashMapOf(vararg pairs: Pair<K, V>): HashMap<K, V>
= HashMap<K, V>(mapCapacity(pairs.size)).apply { putAll(pairs) }
// this factory function takes pair and uses HashMap's second constructor which
// start off with the object capacity as the number of pairs passed
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