command - Run a simple command
Synopsis
command [ -p ]
command_name [ argument ... ]
command [ -vV ]
command_name
Description
You can use command to run
command_name with the specified arguments with
functions eliminated from the search order. If
command_name is a special built-in utility, then it is treated
as a regular built-in utility. Otherwise, the effect of
command is the same as omitting
command.
Note that command -v is equivalent to
whence and command -V is equivalent to
whence -v.
Options
- -p
- Perform the command search using a default value for the
PATH variable that is guaranteed to find all of
the standard utilities.
- -v
- Write a string that shows the path name or command used by
qsh to invoke command_name in the current
environment.
- -V
- Write a string that shows how command_name is
interpreted by qsh in the current
environment.
Operands
command_name is a utility in the current
environment.
Exit Status
- 0 when successful.
- >0 when unsuccessful.
Related information
Examples
- Run the export special built-in utility as a regular built-in
utility: command export ALPHA
- Display the path name used to invoke the ls utility:
command -v ls
- Display how the reserved word for is interpreted:
command -V for