# syntax.sh# Declaring functions using the reserved word function# Multilinefunctionf1 {echoHello I\'m function 1 echo Bye! } # One line function f2 { echo Hello I\'mfunction2;echoBye!; }# Declaring functions without the function reserved word# Multilinef3() {echoHello I\'m function 3...
The special parameters * and @ hold all the arguments passed to the function. When double quoted, $* will return a single string with arguments separated by the first character of $IFS (by default a blank space), while $@ will return a separate string for each argument preserving field sep...
/bin/bashecho"All arguments: $@" 如果你再次运行脚本: 代码语言:javascript 代码运行次数:0 运行 AI代码解释 ./arguments.sh dog cat bird 将得到以下输出: 代码语言:javascript 代码运行次数:0 运行 AI代码解释 All arguments:dog cat bird 需要记住的另一件事是,$0用于引用脚本本身。 如果需要的话,这是创...
declarewill display the attributesandvaluesofall shell variables. The -foptionwill restrict the displaytoshell functions. The -Foptioninhibits the displayoffunctiondefinitions; only thefunctionnameandattributes are printed.Ifthe extdebug
function name { COMMANDS ; } or name > variables - Names and meanings of so> getopts optstring name [arg] wait [id] hash [-lr] [-p pathname] [-dt] [name > while COMMANDS; do COMMANDS; done help [-dms] [pattern ...] { COMMANDS ; } ...
#use $@ to print out all arguments at once echo $@ ' -> echo $@' # use $# variable to print out # number of arguments passed to the bash script echo Number of arguments passed: $# ' -> echo Number of arguments passed: $#' ...
3. The "all the arguments" one: !:1-$ 想象一下,我运行如下命令: 这些参数是正确的。 但是,我想在文件中匹配ping或pong,但是我使用了grep而不是egrep。 我开始输入egrep,但是我不想重新输入其他参数。 因此,我可以使用“!:1 $”快捷方式询问上一个命令的所有参数,从第二个(记住它们为zero-indexed)到最...
Language: All atw31337 / parsOpts Star 2 Code Issues Pull requests parsOpts is a bash function that can be used to parse positional parameters into options and their corresponding arguments shell bash functions options-parsing shell-scripting bash-scripting bash-functions Updated on Dec 7, 2019...
The $LINENO contains the line number in the script or shell function currently executing. ### Example script ### Filename: example-debug #!/usr/bin/env bash debug() { echo "Func BASH_SOURCE: ${!BASH_SOURCE[@]} ${BASH_SOURCE[@]}" echo "Func BASH_LINENO: ${!BASH_LINENO[@]} $...
當使用 keyname:function-name 或macro 形式時, keyname 是按鍵以英文拼寫的名稱。例如: Control-u: universal-argument Meta-Rubout: backward-kill-word Control-o: "> output" 在上述例子中, C-u 被關聯到函數 universal-argument, M-DEL 被關聯到函數 backward-kill-word,而 C-o 被關聯 為運行右邊給...