Difference between revisions of "History --help"
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− | history --help | + | [[history]] --help |
history: history [-c] [-d offset] [n] or history -anrw [filename] or history -ps arg [arg...] | history: history [-c] [-d offset] [n] or history -anrw [filename] or history -ps arg [arg...] | ||
Display or manipulate the history list. | Display or manipulate the history list. | ||
Line 9: | Line 9: | ||
Options: | Options: | ||
− | -c clear the history list by deleting all of the entries | + | [[-c]] clear the history list by deleting all of the entries |
-d offset delete the history entry at position OFFSET. Negative | -d offset delete the history entry at position OFFSET. Negative | ||
offsets count back from the end of the history list | offsets count back from the end of the history list | ||
− | -a append history lines from this session to the history file | + | [[-a]] [[append]] history lines from this session to the history file |
-n read all history lines not already read from the history file | -n read all history lines not already read from the history file | ||
and append them to the history list | and append them to the history list | ||
− | -r read the history file and append the contents to the history | + | [[-r]] read the history file and append the contents to the history |
list | list | ||
-w write the current history to the history file | -w write the current history to the history file |
Latest revision as of 14:11, 25 January 2024
history --help history: history [-c] [-d offset] [n] or history -anrw [filename] or history -ps arg [arg...] Display or manipulate the history list. Display the history list with line numbers, prefixing each modified entry with a `*'. An argument of N lists only the last N entries. Options: -c clear the history list by deleting all of the entries -d offset delete the history entry at position OFFSET. Negative offsets count back from the end of the history list -a append history lines from this session to the history file -n read all history lines not already read from the history file and append them to the history list -r read the history file and append the contents to the history list -w write the current history to the history file -p perform history expansion on each ARG and display the result without storing it in the history list -s append the ARGs to the history list as a single entry If FILENAME is given, it is used as the history file. Otherwise, if HISTFILE has a value, that is used, else ~/.bash_history. If the HISTTIMEFORMAT variable is set and not null, its value is used as a format string for strftime(3) to print the time stamp associated with each displayed history entry. No time stamps are printed otherwise. Exit Status: Returns success unless an invalid option is given or an error occurs.
See also[edit]
- Bash history:
history[ -a | -c | -r ]
,history --help
,~/.bash_history
,HISTFILE, HISTSIZE, HISTTIMEFORMAT, HSTR
Bash [ -c ]
,alias
,&&
, Bash history, Autocompletion,set
,unset
,export
,.bash_aliases, .bashrc and .bash profile
,PS1
,echo
,brace expansion
, Function,shopt
,trap
,set -e
,source
,PATH
,complete
,disown
,.hushlogin
,.bashrc
,builtin
,eval
,set
,$PATH
,$HOME
,TZ
,.profile
,-e, -i
,Builtin (Bash)
,mapfile
,~
, return (Bash), for, until,declare, dirname, basename, functions.sh
, Bash arithmetic expansion,shift, bash --rcfile, readonly, $1, $@
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