The shell output mechanism. With no flags or with flag - or –, the arguments are printed on standard output as described by echo(1).
The following options are supported:
suppresses new-line from being added to the output.
(raw mode) ignore the escape conventions of echo. The -R option will print all subsequent arguments and options other than -n.
causes the arguments to be written onto the pipe of the process spawned with |& instead of standard output.
causes the arguments to be written onto the history file instead of standard output.
flag can be used to specify a one digit file descriptor unit number n on which the output will be placed. The default is 1.
The following exit values are returned:
Output file is not open for writing.
See attributes(5) for descriptions of the following attributes:
|ATTRIBUTE TYPE||ATTRIBUTE VALUE|