元素统计“

2021-07-01 14:18:10 +08:00 · 2021-07-01 14:18:10 +08:00 · 2d7b76a122
commit 2d7b76a122
parent 662371f85d
1 changed files with 4 additions and 0 deletions
--- a/src/senior/Lambda/Collection.kt
+++ b/src/senior/Lambda/Collection.kt
@ -30,4 +30,8 @@ fun main(args: Array<String>) {
    // 查找所有满足条件的元素
    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 }}")
+
+
 }