process.stderr
process.stderr
属性会返回连接到 stderr
(文件描述符 2
) 的流。
它是一个 net.Socket
(也就是 Duplex 流),除非文件描述符 2
指向文件(在这种情况下它是一个 Writable 流)。
process.stderr
与其他的 Node.js 流有重大区别。
详见进程 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.