for loop bash command line code example

Example 1: bash for loop

#!/bin/bash
for (( c=1; c<=5; c++ ))
do  
   echo "Welcome $c times"
done

Example 2: loop bash

years=(2018 2019)
days=(74 274)

for year in "${years[@]}"; do
    for day in $(seq -w ${days[0]} ${days[1]}); do
               echo $year
               echo $day
    done
done

Example 3: bash for loop

for VARIABLE in file1 file2 file3
do
	command1 on $VARIABLE
	command2
	commandN
done

Example 4: bash single line loop

while true; do foo; sleep 2; done

Example 5: bash for loop step

for i in `seq 0 2 10`; do echo $i; done