Korn Shell Programming by Example

hist

Official Description

Defines or displays aliases.

Syntax

hist [-E editor] [-lnr] [command range]

Options

-l lists 16 commands.

-n does not show command numbers.

-r Reverses display order.

Oddities

Command editing is typically done by emacs or vi.

Example

$ ls -l buzz3
-rwxrwxr--   1 obrien   obrien        116 Nov 26 14:07 buzz3
$
$ hist -s zz3=zz4            # Make a change and re-execute
ls -l buzz4
-rwxrwxr--   1 obrien   obrien        165 Nov 26 14:08 buzz4
$
$ hist –l                     # Last 16 commands
1045    ls | grep buzz
1046    ls | grep 17
1047    grep 17 buzz
1048    grep -v 17 buzz
1049    hash
1050    hash ls
1051    hash
1052    hash cat
1053    hash
1054    hash -r
1055    hash
1056    man hist
1057    ls -l buzz3
1058    ls -l buzz4
1059    ls -l buzz4
1060