Kotlin 数据类

2018-08-24  本文已影响1人  wanTag
功能
约束条件
实例
data class User(
        var name: String,
        var age: String,
        var address: String
)
调用
 private var cCount = 0

 private fun getUser() {

        var user = User("测试", "11", "北京")
        var userCopy = user.copy()

        btn_class_data.setOnClickListener { v ->
            userCopy = when (cCount % 2) {
                0 -> user.copy(age = "11")
                else -> user.copy(age = "12")
            }
            cCount++

            var result = if (user.equals(userCopy)) "=" else "!="
            text_class_data.text = "结果$result \n"+ "第一是$user \n"+"第二是$userCopy"
        }
   }
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