安卓基础组件020-页面跳转传递数据001

第一个页面传递数据

button.setCoClickLstener{
val intent = Intent(this.SecondActivity::class.java).apply{
pueExtra(“user_name”,“alice”)
putExtra(“age”,25)
putExtra(“is_student”,true)
}
startActivity(intent)
}

第二个页面接收数据

val userName = intent.getStringExtra(“user_name”) ? : “”
val age = intent.getIntExtra(“age”,0)
val isStudent = intent.getBoolExtra(“is_student”,false)