// 判断数据值,相当于swich语句
when(i){
1 ->{
//TODO
}
in 2..10 -> doFun()
11,12 ->{
//TODO
}
else -> {
//TODO
}
}
//还可以判断实例类型
when(x){
is Sensor ->...
is Activity ->...
}
网友评论