class constructor

src/class/Clerk.kt

@@ -0,0 +1,32 @@
+package `class`
+
+/**
+ * 构造函数(主构造函数)
+ *
+ */
+class Clerk constructor(name: String, age: Int) {
+    private var name: String = name
+    private var age: Int = 0
+    private var sex: Int = 0
+
+    // 初始化代码块
+    init {
+        this.age = age
+        this.name = name
+    }
+
+    // 次构造函数
+    constructor(name: String, age: Int, sex: Int) : this(name, age) {
+        this.sex = sex
+    }
+
+    fun say(): Unit {
+        println("username = $name,userage = $age,usersex = $sex")
+    }
+}
+
+fun main(args: Array<String>) {
+    Clerk("朵", 15).say()
+    Clerk("朵儿", 15, 2).say()
+
+}