declare -a string_array=("Hello world!" "How are you?" "Nice to meet you!" "How do you do?" ) # Read the array values with space for str in "${string_array[@]}"; do echo $str done 如何SSH到另一台主机并在其上运行几个命令? #!/bin/bash # 先配置SSH的免密,之后执行此脚本 ...
remove_array_dups() { # Usage: remove_array_dups "array" declare -A tmp_array for i in "$@"; do [[ $i ]] && IFS=" " tmp_array["${i:- }"]=1 done printf '%s\n' "${!tmp_array[@]}" } 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 用法示例: $ remove_array_dups 1 1...
Bash Associative Array (dictionaries, hash table, or key/value pair) You cannot create an associative array on the fly in Bash. You can only use the declare built-in command with the uppercase “-A” option. The += operator allows you to append one or multiple key/value to an associati...
remove_array_dups() { # Usage: remove_array_dups "array" declare -A tmp_array for i in "$@"; do [[ $i ]] && IFS=" " tmp_array["${i:- }"]=1 done printf '%s\n' "${!tmp_array[@]}" }示例用法:$ remove_array_dups 1 1 2 2 3 3 3 3 3 4 4 4 4 4 5 5 5 5...
# Usage: remove_array_dups "array" declare -A tmp_array for i in "$@"; do [[ $i ]] && IFS=" " tmp_array["${i:- }"]=1 done printf '%s\n' "${!tmp_array[@]}" } 用法示例: $ remove_array_dups 1 1 2 2 3 3 3 3 3 4 4 4 4 4 5 5 5 5 5 5 ...
To print the entire array: ${your_array[@ or *]} To print the array index, value, and type: declare -p <your_array> To print the array iteratively: for item in ${your_array[@]} do echo $item done To print the array in new lines: printf "%s\n" "${array_name[@]}" To pr...
To explicitly declare an indexed array, use declare -a name (see SHELL BUILTIN COMMANDS below). declare -a name[sub- script] is also accepted; the subscript is ignored. GNU Bash-4.1 Last change: 2009 December 29 27 User Commands BASH(1) Associative arrays are created using declare -A ...
Type: Bug Steps to reproduce: set a non-empty PROMPT_COMMAND string or array in ~/.bashrc start a new terminal in vs-code run declare -p cmd, observe that this variable has a value Details: On l. 278 of shellIntegration-bash.sh, a loop i...
Instead of using multiple variables, you can use arrays in bash to store values in the same category. You can declare an array like this: distros=(Ubuntu Fedora SUSE "Arch Linux" Nix) To access an element, use: ${array_name[N]} ...
remove_array_dups() {# Usage: remove_array_dups "array"declare-A tmp_arrayforiin"$@";do[[$i]] && IFS=" "tmp_array["${i:- }"]=1doneprintf'%s\n'"${!tmp_array[@]}"} 用法示例: $remove_array_dups1122333334444455555512345$arr=(red red green blue blue)$remove_array_dups"${arr[...