forvalin${stringList//,/ } do echo$val done Output: $bashfor_list8.sh Hope, the examples of this tutorial will help you to understand the use offor loopfor iterating the list of strings, for a video on this topic, see below: ...
The for loop allows you to specify a list of values. A group of statements is executed for each value in the list. For loop syntax The for loop in the shell takes a list of words (strings) as an argument. The number of words in the list determines the number of times the statements...
The following section is focusing on how to implement Bash for loops in Bash scripting. In Bash for loop is used to go over a list of objects, 6.1.1 Bash for loop Iterating Through a List of Strings: The basic Bash for loop goes over a list of elements, array, or can be used to...
for databaseName in listOfNames then # Do something end arrays bash shell unix 答案你可以像这样使用它: ## declare an array variable declare -a arr=("element1" "element2" "element3") ## now loop through the above array for i in "${arr[@]}" do echo "$i" # or do whatever wi...
for i in {10..100..5}; do echo "count $i" done The aboveforloop can of course be re-written easily with a three-expression loop. for (( i=0; i <= 100 ; i=i+5 )); do echo "count $i" done Example #2: Iterate over a List of Strings inforLoop inbash ...
From the previous section, you might have understood that thefor loopaccepts a list of items. The list of items can be anything like strings, arrays, integers, ranges, command output, etc. Open the terminal and run the following piece of code. ...
Alternatively, use strings in a space separated list: #!/bin/bash # For loop with individual strings for i in "zero" "one" "two" "three" "four" "five" do echo "Element $i" done Save the script and run from the terminal to see the result. ...
Example 1: Loop through a Given Range #!/bin/bash # Print numbers from 1 to 5 for i in $(seq 1 5); do echo $i done In the above snippet, the $(seq 1 5) part is used to generate a list of integers from 1 to 5. It will then loop over the list one by one and then ea...
Another syntax variation of for loop also exists that is particularly useful if you are working with a list of files (or strings), range of numbers, arrays, output of a command, etc. The list/range syntax for loop takes the following form: ...
for ((I=1; I <= 3 ; I++)); do echo $I; done 4. {..} to list the set for I in {1..3}; do echo $I; done #bashV4.0+, or {1..3..1} All above print1 2 3. You can use‘continue’or‘break’as like other languages to jump to next or out of the loop. ...