对这个问题的扩展:touch "some file.txt"# Create an array with two elements"${args[@]}"finder=( find . "${args[@]}" )"${finder 浏览4提问于2016-03-08得票数 2 回答已采纳 1回答 mysql db在bash脚本中创建时出错 、 mysql -u root -p"$MYSQL_ROOT_PASS" -e "CREATE DATABASE IF NOT ...
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...
ing -aor-Aandthe compound assignment syntaxtocreate array variables, additional attributesdonottakeeffectuntilsubsequent assignments. Thereturnvalueis0unless an invalidoptionisencoun‐ tered, an attemptismadetodefine afunctionusing``-f foo=bar'', an attempt is made to assign avaluetoareadonlyvariable,...
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 2 2 3 3 3 3 3 4 4 4 4 4 5 5 5 5 5 5 1 2 ...
In bash you create an array by simply assigning a value to an index in the array variable:fruits[0]=Apple fruits[1]=Pear fruits[2]=PlumArray variables can also be created using compound assignments such as:fruits=(Apple Pear Plum)Array expansion...
array=(“elements of array”) Used to create an array of strings. ${array[0]} Used to get the first element of the array. ${array[*]} Used to get all values in the array. ${array[1]} Get the last value in the array. ${array[@]} Expand all of the array elements. shift Mo...
# Usage: remove_array_dups "array" declare -A tmp_array for i in "$@"; 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 ...
BASH_ARGC An array variable whose values are the number of param- eters in each frame of the current bash execution call stack. The number of parameters to the current subrou- tine (shell function or script executed with . or source) is at the top of the stack. When a subroutine is ...
echo ${ARRAY[@]} # restore stdin from filedescriptor 10 # and close filedescriptor 10 exec 0<&10 10<&- 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. 21. Bash script execution with an output: ...
'bash setupTermuxArch manual' will create 'setupTermuxArchConfigs.bash' in the working directory for editing; The command 'setupTermuxArch help' has more information. declare -A ADM # declare associative array for download tools declare -A ATM # declare associative array for tar tools declare...