Kotlin-如何在列表中查找重复值的数量? [英] Kotlin - how to find number of repeated values in a list?
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问题描述
我有一个列表,例如:
val list = listOf("orange", "apple", "apple", "banana", "water", "bread", "banana")
我如何检查此列表中苹果被重复多少次?
How can i check how many times apple is duplicated in this list?
推荐答案
list.count { it == "apple" }
文档: https://kotlinlang.org/api/最新/jvm/stdlib/kotlin.collections/-列表/, 查看全文