Now comes the fun part; we need to set up the for loop, which using the iterator “i” will iterate through the array’s contents and perform the display function. You can do it as such: This line sets up the loop. With the “$” symbol, we are specifying that we are trying to ...
For example, here's the array namedarrVarthat I want to work with: arrVar=( "1" "2" "3" "4" ) So if I add my variable name in the loop, the final version would look like this: #!/bin/bash arrVar=( "1" "2" "3" "4" ) #Loop part for (( i=0; i<${#arrVar[@]...
A 'for loop' is a bash programming language statement which allows code to be repeatedly executed. A for loop is classified as an iteration statement i.e. it is the repetition of a process within a bash script. Tutorial details For example, you can run UNIX command or task 5 times or ...
在Bash For Loop中使用“Continue”语句 “ continue ”语句是控制脚本运行方式的内置命令。除了bash脚本之外,它还用于Python和Java等编程语言。continue语句在满足特定条件时停止循环内的当前迭代,然后恢复迭代。可以看看如下所示的for循环。 #!/bin/bash for n in {1..10} do if [[ $n -eq '6' ]] then ...
Theforloop iterates over a list of items and performs the given set of commands. The Bashforloop takes the following form: foritem in[LIST]do[COMMANDS]done Copy The list can be a series of strings separated by spaces, a range of numbers, the output of a command, an array, arguments ...
Bash For Loop To Iterate Over an Array For loop can also be used to traverse the array elements. This is the most common use of loop when we want to print elements of an array and use for loop for the same. INTEGER=(1 2 3 4) ...
[Bash] for loop The basic syntax of a for loop in Bash is: forvariableinlistdocommandsdone Examples Example 1: Iterating Over a List of Words #!/bin/zshforwordinapple banana cherrydoecho"The word is:$word"done Example 2: Iterating Over a Range of Numbers...
/bin/bash fruits=("blueberry" "peach" "mango" "pineapple" "papaya") for n in ${fruits[@]}; do echo $n done Bash For Loop Array Example The@operator accesses or targets all the elements. This makes it possible to iterate over all the elements one by one....
/bin/bash for fruit in apple orange banana peach kiwi do echo "Value of fruit is: $fruit" done The output of this for loop is: Value of fruit is: apple Value of fruit is: orange Value of fruit is: banana Value of fruit is: peach...
Create a new bash file named loop2.sh with the following script. In this example, the loop retrieves the values from an array variable named ColorList, and it will print the output only if the Pink value is found in the array elements. #!/bin/bash # Declare and array ColorList=("...