type
type
Purpose
Display the type of a command (whether it is a built-in shell command or a separate executable program).
Syntax
type command
Options
None
Description
The type command tells you the type of a command-whether it is a built-in shell command, an alias, or an executable program. For example, I use alias ll='ls -l' to define the alias ll. Here is what I get when I check the type of the command ll:
type ll ll is aliased to `ls -l'