process.stderr
process.stderr
属性返回连接到 stderr
(文件描述符 2
) 的流。
它是 net.Socket
(也就是 Duplex 流),除非文件描述符 2
指向文件,在这种情况下它是 Writable 流。
process.stderr
在一些重要的方面不同于其他 Node.js 流。
有关更多信息,请参阅进程 I/O 的注意事项。
The process.stderr
property returns a stream connected to
stderr
(fd 2
). It is a net.Socket
(which is a Duplex
stream) unless fd 2
refers to a file, in which case it is
a Writable stream.
process.stderr
differs from other Node.js streams in important ways. See
note on process I/O for more information.