echo “This is a long command”\ ” that spans”\ ” multiple lines.” “` 上述命令会输出 `This is a long command that spans multiple lines.` 3. 在字符串中换行:如果你想在字符串中换行,可以使用 `\n`。例如: “` $ echo -e “Line 1\nLine 2\nLine 3” “` 上述命令会输出: “` ...
6. Using the read Command with the Here Document 7. Conclusion 1. Overview In this article, we will see how to echo multiple lines, primarily using the echo command in various forms. Additionally, we will look at alternative methods like printf and here documents. 2. Introduction to Problem...
示例函数(bash 4): lines() { # Usage: lines "file" mapfile -tn 0 lines < "$1" printf '%s\n' "${#lines[@]}" } 1. 2. 3. 4. 5. 示例函数(bash 3): 此方法使用的内存少于mapfile方法,并在bash3中工作,但对于较大的文件,它的速度较慢。 lines_loop() { # Usage: lines_loop "f...
Railsbackendparses each line of the log and tags ascommand: <unique-id>any lines that are command (we need to figure out what a good command identifier could be) //E.g.givenacommand:$line1fromcommand\line2fromcommand{"lines":[{"offset":10000,"content":[{"text":"line 1 from command...
> command3“`上面的命令将会依次执行command1、command2和command3三个命令。 需要注意的是,在输入反斜线(\)或分号(;)时,前面不能有空格,否则将被视为命令参数的一部分。 总结起来,Git Bash中使用反斜线或分号可以实现命令换行的效果,方便在一行内输入多条命令。 赞同 1年前 0条评论 请登录 或者注册 后...
Similarly, cating the command provides a similar output as: catmultiple.txt Method # 2 – Using Bash Heredoc Another method we can use to append multiple lines to a file in bash is to use the heredoc. A heredoc is a redirection feature that allows you to pass multiple lines to a command...
# command # shellcheck disable=SC1001 \ls 绕过shell函数 # function ls # command command ls 在后台运行命令 这将运行给定命令并使其保持运行,即使在终端或SSH连接终止后也是如此。忽略所有输出。 bkr() { (nohup "$@" &>/dev/null &) }
# Output of command "#ssh root@10.111.111.111 isi_for_array isi_flush --dedupe-queue --dedupe-index": #f810-4: Cache flushing complete. #f810-3: Cache flushing complete. #f810-2: Cache flushing complete. #f810-1: Cache flushing complete. ...
# Output of command "#ssh root@10.111.111.111 isi_for_array isi_flush --dedupe-queue --dedupe-index": #f810-4: Cache flushing complete. #f810-3: Cache flushing complete. #f810-2: Cache flushing complete. #f810-1: Cache flushing complete. ...
# run a command on multiple servers matching a given pattern # options # -a run on all servers # -l run on this list of servers # -q run quietly - less verbose - output on single lines if [ "$1" == "-q" ]; then QUIET=true ...