Write (Unix)

write
Original author(s)Dennis Ritchie,
Ken Thompson
Developer(s)AT&T Bell Laboratories
Initial releaseNovember 3, 1971 (1971-11-03)
Operating systemUnix and Unix-like
PlatformCross-platform
TypeCommand

In Unix and Unix-like operating systems, write is a utility used to send messages to another user by writing a message directly to another user's TTY.