Line 7checks if the variablesiandjare equal ($i -eq $j). If they are, thecontinue 2statement resumes the outer loop at the next iteration. However, if the values are different, the program continues as expected. Run the script to see the program output. Each time the two values are ...
$ npm install -g bash-handbook You should be able to run bash-handbook at the command line now. This will open the manual in your selected $PAGER. Otherwise, you may continue reading on here.The source is available here: https://github.com/denysdovhan/bash-handbook...
如果某些条件为真,continue 就控制跳转到循环的顶部,所以 continue 后面的语句将被忽略。Continue 后加一个数字可控制跳转到任何层的循环顶部重新开始执行。其中,最内的循环、号是 1,往外依次是 2、3…… 格式: continue [n] (3)shift 命令: 用来把参量列表位移指定次数,没有参数的 shift 把参量列表向左移动一...
Using ;& in place of ;; causes execution to continue with the list associated with the next set of patterns. Using ;;& in place of ;; causes the shell to test the next pattern list in the statement, if any, and execute any associ- ated list on a successful match. The exit status...
While we won’t cover absolutely everything there is to Bash, we do make sure to leave you with a solid foundation. At the end of this course, you’ll be able to continue on your own following tutorials, docs, books, and other resources. If live is more your style, catch one of ...
N: This command appends the next line of input into the pattern space. $!ba: This constructs a loop that branches back to labelaunless it’s the last line. s/\n//g: This is the substitution command (s), which replaces newline characters (\n) with nothing (an empty string). The...
printf "\n": This line prints a newline character to ensure the next output starts on a new line. if [ "$user_password" = "$my_password" ]; then: This line starts a conditional statement that checks if the entered password ('$user_password') matches the predefined password ('$my_...
htopPress any key to continueread -rsp $'Press any key to continue...\n' -n1 keyRun sql-like command on files from terminal# download: # https://github.com/harelba/q # example: q -d "," "select c3,c4,c5 from /path/to/file.txt where c3='foo' and c5='boo'"...
Next, learn toexit from a loop using Bash breakorresume a loop with Bash continue.
continue [n] 复位到外层 for, while, until,或 select 循环的下一次开始。如果指定了 n, 复位到向外 第 n 层循环的开始。 n 必须≥ 1。如果 n 比外部循环的层数要多,将复位到最外层的循环 (``top-level'' loop,顶层循环)。 返回值是 0,除非执行 continue 时,shell 不是在循环 之中。 declare [-...