#Here we are reading the standard input and assigning it to the variable name with the read command. read name #We are now going back to standard output, by using echo and printing your name to the command line. echo "With standard input you have told me your name is: $name" 这个示...
#Here we are reading the standard input and assigning it to the variable name with the read command. read name #We are now going back to standard output, by using echo and printing your name to the command line. echo "With standard input you have told me your name is: $name" 这个示...
#[ -x /usr/bin/lesspipe ] && eval "$(SHELL=/bin/sh lesspipe)" # set variable identifying the chroot you work in (used in the prompt below) if[ -z"${debian_chroot:-}"] && [ -r /etc/debian_chroot ];then debian_chroot=$(cat/etc/debian_chroot) fi # set a fancy prompt (non...
#Here we are reading the standard input and assigning it to the variable name with the read command. read name #We are now going back to standard output, by using echo and printing your name to the command line. echo "With standard input you have told me your name is: $name" 1. 2...
or more directories and subdirectories.#shopt -s globstar# make less more friendly for non-text input files, see lesspipe(1)[-x /usr/bin/lesspipe]&&eval"$(SHELL=/bin/sh lesspipe)"# set variable identifying the chroot you work in (used in the prompt below)if[-z"${debian_chroot:-}"...
设置 组合键 Ctrl + , 打开设置，搜索 Shell: Windows 打开 settings.json 配置文件，尾部添加这一行...
On startup, the history is initialized from the file named by the variable HISTFILE (default ~/.bash_history). The file named by the value of HISTFILE is truncated, if necessary, to contain no more than the number of lines specified by the value of HISTFILESIZE. When the history file is...
#shopt -s globstar # make less more friendly for non-text input files, see lesspipe(1) [ -x /usr/bin/lesspipe ] && eval "$(SHELL=/bin/sh lesspipe)" # set variable identifying the chroot you work in (used in the prompt below) if [ -z "${debian_chroot:-}" ] &...
在bash 中,执行一个命令之前,可以使用重定向操作符对该命令的输入、输出进行重定向,从其他文件获取输入,把命令输出写到其他文件。 具体说明可以查看 man...
When working with Bash, there might be times when you need to append text to a file. Fortunately, there are multiple ways to accomplish this task. This article explains some of them.