shell(bash)快捷键

shell(bash)命令行快捷方式

ctrl-l — 清屏

ctrl-r — 搜索历史命令，方便再次执行较长的命令。
ctrl-u — 清除光标以前字符。
ctrl-k — 删除光标以后字符。
ctrl-a — 移动到当前输入命令的头部。
ctrl-e — 移动到当前输入命令的尾部。t
ctrl-c — 终止当前命令或进程。
ctrl-d — 终止shell。
ctrl-h — 删除一个字符。
ctrl-z — 将进程放入后台，可以用fg命令将放入后台的命令调入前台。
alt-. — 插入最有输入的命令。
alt-b — 光标移动到前一个单词处。

CTRL 键
Ctrl + a – Jump to the start of the line

Ctrl + b – Move back a char

Ctrl + c – Terminate the command //用的最多了吧?

Ctrl + d – Delete from under the cursor

Ctrl + e – Jump to the end of the line

Ctrl + f – Move forward a char

Ctrl + k – Delete to EOL

Ctrl + l – Clear the screen //清屏，类似 clear 命令

Ctrl + r – Search the history backwards //查找历史命令

Ctrl + R – Search the history backwards with multi occurrence

Ctrl + u – Delete backward from cursor // 密码输入错误的时候比较有用

Ctrl + xx – Move between EOL and current cursor position

Ctrl + x @ – Show possible hostname completions

Ctrl + z – Suspend/ Stop the command
补充:

Ctrl + h – 删除当前字符

Ctrl + w – 删除最后输入的单词
ALT 键
平时很少用。有些和远程登陆工具冲突。
Alt + < - Move to the first line in the history

Alt + > – Move to the last line in the history

Alt + ? – Show current completion list

Alt + * – Insert all possible completions

Alt + / – Attempt to complete filename

Alt + . – Yank last argument to previous command

Alt + b – Move backward

Alt + c – Capitalize the word

Alt + d – Delete word

Alt + f – Move forward

Alt + l – Make word lowercase

Alt + n – Search the history forwards non-incremental

Alt + p – Search the history backwards non-incremental

Alt + r – Recall command

Alt + t – Move words around

Alt + u – Make word uppercase

Alt + back-space – Delete backward from cursor

// SecureCRT 如果没有配置好，这个就很管用了。
其他特定的键绑定:
输入 bind -P 可以查看所有的键盘绑定。这一系列我觉得更为实用。
Here “2T” means Press TAB twice

$ 2T – All available commands(common) //命令行补全，我认为是 Bash 最好用的一点

$ (string)2T – All available commands starting with (string)

$ /2T – Entire directory structure including Hidden one

$ ./2T – Only Sub Dirs inside including Hidden one

$ *2T – Only Sub Dirs inside without Hidden one

$ ~2T – All Present Users on system from “/etc/passwd” //第一次见到，很好用

$ $2T – All Sys variables //写Shell脚本的时候很实用

$ @2T – Entries from “/etc/hosts” //第一次见到

$ =2T – Output like ls or dir //好像还不如 ls 快捷
Esc + T – 交换光标前面的两个单词