bash for in array code example

Example 1: loop from array bash

#!/bin/bash
# declare an array called array and define 3 values
array=( one two three )
for i in "${array[@]}"
do
	echo $i
done

Example 2: how to make a list bash

#to create an array:
$ declare -a my_array
#set number of items with spaceBar seperation:
$ my_array = (item1 item2)
#set specific index item:
$ my_array[0] = item1

Example 3: how to loop through every value in array bash

## 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 with individual element of the array
done