# Output of command "#ssh root@10.111.111.111 isi_for_array isi_flush --dedupe-queue --dedupe-index": #f810-4: Cache flushing complete. #f810-3: Cache flushing complete. #f810-2: Cache flushing complete. #f810-1: Cache flushing complete. #Show result in multi-lines echo "$OUTPUT"...
remove_array_dups() { # Usage: remove_array_dups "array" declare -A tmp_array for i in "$@"; do [[ $i ]] && IFS=" " tmp_array["${i:- }"]=1 done printf '%s\n' "${!tmp_array[@]}" } 用法示例: $ remove_array_dups 1 1 2 2 3 3 3 3 3 4 4 4 4 4 5 5 5 ...
Arraysare a type of data structure that is used to store values of a certain type. You can also think array as a variable but a variable can only store one value where an array can store multiple values within it. The concept of the array is not only bound to bash. Any programming l...
# Usage: random_array_element "array" local arr=("$@") printf '%s\n' "${arr[RANDOM % $#]}" } 1. 2. 3. 4. 5. 用法示例: $ array=(red green blue yellow brown) $ random_array_element "${array[@]}" yellow # Multiple arguments can also be passed. $ random_array_element 1...
Learn how to use the read command to get the user input into an array in bash scripts.Jun 2, 2024 — Sagar Sharma Use Read Command to Get User Inputs Into an Array in Bash There are multiple ways to insert values in the array but most of them are manual ones. But, adding values...
$array=(red green blue yellow brown)$random_array_element"${array[@]}"yellow# Multiple arguments can also be passed.$random_array_element12345673 循环一个数组 每次printf调用时,都会打印下一个数组元素。当 打印到达最后一个数组元素时,它
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 hostname ssh root@10.245.110.69 'hostname; whoami; date' hostname 如何使用IF语句比较字符串的值?
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...
Bash Array Loops in Larger Scripts In larger scripts, you might need to process large amounts of data stored in arrays. For instance, you might have a script that reads lines from a file into an array and then processes each line individually. In such cases, knowing how to loop through ...
An array is a variable containing multiple values may be of same type or of different type. There is no maximum limit to the size of an array, nor any requirement that member variables be indexed or assigned contiguously. Array index starts with zero. I