args=("$@")# check required params and arguments[[-z"${param-}"]]&&die"Missing required parameter: param"[[${#args[@]}-eq0]]&&die"Missing script arguments"return0}parse_params"$@"setup_colors # script logic here msg"${RED}Read parameters:${NOFORMAT}"msg"- flag: ${flag}"msg"-...
Named arguments are also available to the jq program as $ARGS.named. ○ --argjson name JSON-text: This option passes a JSON-encoded value to the jq program as a predefined variable. If you run jq with --argjson foo 123, then $foo is available in the program and has the value 123...
trap cleanup SIGINT SIGTERM ERR EXIT script_dir=$(cd "$(dirname "${BASH_SOURCE[0]}")" &>/dev/null && pwd -P) usage() { cat <<EOF Usage: $(basename "${BASH_SOURCE[0]}") [-h] [-v] [-f] -p param_value arg1 [arg2...] Script description here. Available options: -h, ...
*)break;;esacshiftdoneargs=("$@")# check required params and arguments[[ -z"${param-}"]] && die"Missing required parameter: param"[[${#args[@]}-eq 0 ]] && die"Missing script arguments"return0 } parse_params"$@"setup_colors# script logic heremsg"${RED}Read parameters:${NOFORMAT...
# script logic here msg "${RED}Read parameters:${NOFORMAT}" msg "- flag: ${flag}" msg "- param: ${param}" msg "- arguments: ${args[*]-}" Choose Bash #!/usr/bin/env bash 脚本为了获得最佳兼容性,它引用/usr/bin/env,而不是直接引用/bin/bash。
为了运行bash，首先要进行几步操作。首先，需要获得Windows10的build 14316。 安装内测版本之后，用户需要...
The statementTEMP=`getopt hs $*`is used to get the input arguments when the script is invoked (such as the -h for help and -s for silent mode). The statements[ -z "$X" ]andecho "The environment variable X is not set."andusageare used to test if the string is null (-z) and...
40 echo "No command-line arguments."41 else42 echo "First command-line argument is $1."43 fi44 45 echo46 47 exit 0###End Script###[[]]结构比Bash的[]更加灵活,这是一个扩展的test命令,从ksh88继承过来的.注意:在[[]]结构中,将没有文件扩展或者是单词分离,但是会发生参数扩展和命令替换. ...
4. Passing arguments to the bash script #!/bin/bash # use predefined variables to access passed arguments #echo arguments to the shell echo $1 $2 $3 ' -> echo $1 $2 $3' # We can also store arguments from bash command line in special array ...
Looking for beginner-friendly bash script example? Learn how to automate your tasks and simplify your workflow with ease.