for i in $(seq 2.5 .1 5);
do
# Print the value
echo $i " ########";
arrVar+=($i) # appending
done
# Iterate the loop to read and print each array element
for value in "${arrVar[@]}"
do
echo $value
done
other ways : https://linuxhint.com/bash_append_array/
2.5
2.6
2.7
2.8
2.9