try-Catch

1
2
3
4
5
6
7
8
try {
    // ...
} catch {
    case ex: Exception => {
        ex.printStackTrace() // 打印到标准err
        System.err.println("exception===>: ...")  // 打印到标准err
    }
}
1
2
3
4
5
6
7
try {
	val a = 1 / 0
} catch {
	case ex: Exception => {
		println("bug")
	}
}