📅  最后修改于: 2022-03-11 14:53:32.157000             🧑  作者: Mango
val ins: InputStream;
// both close stream after use
val text = ins.bufferedReader().use { it.readText() }
val text = ins.reader().use { it.readText() }
// doesn't close stream after use
val text = ins.reader().readText()