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元素统计“

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luming 2021-07-01 14:18:10 +08:00
parent 662371f85d
commit 2d7b76a122
1 changed files with 4 additions and 0 deletions
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4
src/senior/Lambda/Collection.kt
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@ -30,4 +30,8 @@ fun main(args: Array<String>) {
// 查找所有满足条件的元素 // 查找所有满足条件的元素
println("element > 10 = ${list.filter { it >= 20 }}") println("element > 10 = ${list.filter { it >= 20 }}")
// 统计满足条件的元素个数
println("element num > 10 = ${list.count { it >= 20 }}")
} }