tldr/pages.zh/common/write.md

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# write
> 向某个终端上的特定用户的屏幕写入信息 Ctrl-C 来停止写入).
> 使用 `who` 命令来获取所有活动用户的终端 id. 参见 `mesg`.
- 向指定的终端 ID 上的指定用户写入信息:
`write {{username}} {{terminal_id}}`
- 向终端 "/dev/tty/5" 上的用户 "testuser" 发送信息:
`write {{testuser}} {{tty/5}}`
- 向伪终端 "/dev/pts/5" 上的用户 "jhondoe" 发送信息 :
`write {{jhondoe}} {{pts/5}}`