From e89f415c3503a9dcbfac451e4d14dff423773c3e Mon Sep 17 00:00:00 2001
From: luming <lu.lm@bitsun-inc.com>
Date: Wed, 30 Jun 2021 19:59:42 +0800
Subject: [PATCH] lambda

---
 src/senior/Lambda/Senior.kt | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
 create mode 100644 src/senior/Lambda/Senior.kt

diff --git a/src/senior/Lambda/Senior.kt b/src/senior/Lambda/Senior.kt
new file mode 100644
index 0000000..7b4be2f
--- /dev/null
+++ b/src/senior/Lambda/Senior.kt
@@ -0,0 +1,19 @@
+package senior.Lambda;
+
+fun main(args: Array<String>) {
+    var range = 1..100
+    println("被5整除的")
+    println(range.pickNum { x: Int -> x % 5 == 0 })
+    println("被10整除的")
+    println(range.pickNum { x: Int -> x % 10 == 0 })
+}
+
+fun IntRange.pickNum(function: (Int) -> Boolean): List<Int> {
+    val list: MutableList<Int> = mutableListOf();
+    for (i in this) {
+        if (function(i)) {
+            list.add(i)
+        }
+    }
+    return list
+}
\ No newline at end of file