tcshhistory
The tcsh history command is a fundamental feature of the tcsh shell, allowing users to recall and reuse previously executed commands. This functionality significantly improves efficiency by eliminating the need to retype lengthy or complex commands. The history list is a dynamic buffer that stores a sequence of commands entered by the user during a session.
Users can access and manipulate this history list through various built-in tcsh commands. The most basic command,
To re-execute a command from the history list, users can use the '!' prefix followed by the command's
The behavior of the history command, including the maximum number of commands stored, can be configured using