compgen

Generate possible completion matches for word according to the options.

Documentation

• compgen [EN] @ GNU Bash Reference Manual

• bash -c 'help compgen'
• man 1 'bash' [EN]

Syntax

compgen [PARAMETER ...] FILTER

Parameters

-A ACTION

The ACTION may be one of the following to generate a list of possible completions:

alias

Alias names. May also be specified as -a.

builtin

Names of shell builtin commands. May also be specified as -b.

command

Command names. May also be specified as -c.

export

Names of exported shell variables. May also be specified as -e.

function

Names of shell functions.

variable

Names of all shell variables. May also be specified as -v.

Examples

List all commands starting with 'ls'

compgen -A 'command' 'ls'

Output:

lscpu
lsattr
lslocks
...