lambda

src/senior/Lambda/Senior.kt

@@ -5,15 +5,36 @@ fun main(args: Array<String>) {
     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 }))
     println(range.pickNum { x: Int -> x % 10 == 0 })
+    println("被15整除的")
+    println(range.pickNum { it % 15 == 0 })
+    println("移除指定数字")
+    println(range.removeNum(20,{x: Int -> x % 10 == 0}))
+    println(range.removeNum(50) { x: Int -> x % 10 == 0 })
+
+    println(range.removeNum(40) { it % 10 == 0 })
 }
 
 fun IntRange.pickNum(function: (Int) -> Boolean): List<Int> {
-    val list: MutableList<Int> = mutableListOf();
+    val list: MutableList<Int> = mutableListOf()
     for (i in this) {
         if (function(i)) {
             list.add(i)
         }
     }
     return list
-}
+}
+
+/**
+ * 移除数据
+ */
+fun IntRange.removeNum(removeNumm: Int, func: (Int) -> Boolean): List<Int> {
+    var list: MutableList<Int> = mutableListOf()
+    for (i in this) {
+        if (func(i) && i != removeNumm) {
+            list.add(i)
+        }
+    }
+    return list
+}