/bin/bash # 方法一:直接赋值 array1=("value1" "value2" "value3") # 方法二:使用索引赋值 array2[0]="value1" array2[1]="value2" array2[2]="value3" # 方法三:从字符串分割赋值 string="value4 value5 value6" array3=($string) # 方法四:使用read命令赋值 echo "Enter values separated...
declare -a string_array=("Hello world!" "How are you?" "Nice to meet you!" "How do you do?" ) # Read the array values with space for str in "${string_array[@]}"; do echo $str done 如何SSH到另一台主机并在其上运行几个命令? #!/bin/bash # 先配置SSH的免密,之后执行此脚本 ...
1. Enter values in the prompt If you want to add multiple values in an array all at once, then, you can refer to this method where the user will be asked to enter the values one by one. And to do so, you'd have to use the following syntax: ...
然后使用jq命令解析JSON文件,获取每个值并保存到变量values中。接下来,使用循环遍历每个值,并执行相应的命令(这里使用echo命令作为示例)。 需要注意的是,上述脚本中使用了jq命令来解析JSON文件。jq是一个强大的命令行工具,用于处理JSON数据。在执行脚本之前,需要确保系统中已经安装了jq命令。 对于腾讯云相关产品和产品...
etc. An array of all of the arguments passed to your script is stored in$@, and we’ll discuss how to handle arrays later on in this chapter. The total number of arguments passed to your script is stored in$#. Now that you know how to pass arguments to your scripts you can start...
add it to the main oneSUB_0=("name0" "value0")SUB_1=("name1" "value1")MAIN_ARRAY=(&...
# run processes and store pids in array foriin$n_procs;do ./procs[${i}]& pids[${i}]=$! done # wait for all pids forpidin${pids[*]};do wait$pid done 相关讨论 当"wait"使脚本阻塞,直到特定进程停止时,如何循环? WEEL,因为你要等待所有的进程,所以不管你是否在等待第一个进程,而第二...
To access a specific value for a key, use the following syntax: echo ${example_array["key1"]} The command prints the corresponding value for the provided key. Append New Values To add new elements to an existing associative array, provide a key-value pair and add it to the array: ...
How to iterate over a Bash Array? (loop) As discussed above, you can access all the values of a Bash array using the * (asterisk) notation. Though, to iterate through all the array values you should use the @ (at) notation instead. ...
my_array[key1]="value1" In my case, I have assigned two values using two key pairs to theLHBarray: LHB[name]="Satoshi" LHB[age]="25" Adding elements while declaring an array If you want to add elements while declaring the associative array itself, you can follow the given command sy...