7. Bash Trap Command #!/bin/bash# bash trap commandtrap bashtrap INT# bash clear screen commandclear;# bash trap function is executed when CTRL-C is pressed:# bash prints message => Executing bash trap subrutine !bashtrap(){ echo "CTRL+C Detected !...executing bash trap !"}# for l...
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...
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...
clear命令是用来清除终端屏幕的(clear the terminal screen),使用过DOS或者Windows的cmd的人知道有个cls命令,可以用来清除屏幕,但Linux底下没有这个命令,我们可以通过使用别名的方式来使Linux系统也具有这个cls命令。另外,按Ctrl+L也可以达到同样的效果,当我们使用vi/vim编辑文件时,如果发现屏幕显示有些混乱,也可以按Ctr...
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 ...
Bash's exit status is the exit status of the last command executed in the script. DEFINITIONS blank A space or tab. word A sequence of characters considered as a single unit by the shell. Also known as a token. name A word consisting only of alphanumeric characters and underscores, and ...
clear-screen(^L) 清除屏幕,把当前的命令行移至屏幕的第一行。 redraw-current-line 刷新当前行。 命令历史操作命令 accept-line (Newline, Return) 接受当前行。如果当前行非空,把当前行加到命令历史缓冲区中(需满足 HISTCONTROL变量的要求)。 previous-history(^P) 取回命令历史缓冲区中的前一个命令行,命令...
Ctrl + L Clears the Screen, similar to the clear command Ctrl + U Clears the line before the cursor position. If you are at the end of the line, clears the entire line. 清除光标到行头的字符 Ctrl + H Same as backspace Ctrl + R Let's you search through previously used commands;输入...
# Clear screen on script exit. trap 'printf \\e[2J\\e[H\\e[m' EXIT 忽略终端中断(CTRL + C,SIGINT) trap '' INT 对窗口调整大小做出反应 # Call a function on window resize. trap 'code_here' SIGWINCH 在每个命令之前做点什么 trap 'code_here' DEBUG ...
clear Clear terminal screen cmpCompare two files commCompare two sorted files line by line commandRun a command - ignoring shell functions continueResume the next iteration of a loop cpCopy one or more files to another location cronDaemon to execute scheduled commands ...