process.stdout
process.stdout
属性会返回连接到 stdout
(文件描述符 1
) 的流。
它是一个 net.Socket
(也就是 Duplex 流),除非文件描述符 1
指向文件(在这种情况下它是一个 Writable 流)。
例如,拷贝 process.stdin
到 process.stdout
:
process.stdin.pipe(process.stdout);
process.stdout
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.stdout
property returns a stream connected to
stdout
(fd 1
). It is a net.Socket
(which is a Duplex
stream) unless fd 1
refers to a file, in which case it is
a Writable stream.
For example, to copy process.stdin
to process.stdout
:
process.stdin.pipe(process.stdout);
process.stdout
differs from other Node.js streams in important ways. See
note on process I/O for more information.