Scripts

Published: 2023-12-11
Updated: 2023-12-20

If statements 🔗

Source: https://linuxize.com/post/bash-if-else-statement/

if TEST-COMMAND1
then
  STATEMENTS1
elif TEST-COMMAND2
then
  STATEMENTS2
else
  STATEMENTS3
fi

#!/bin/bash

echo -n "Enter a number: "
read VAR

if [ $VAR -gt 10 ]
then
  echo "The variable is greater than 10."
elif [ $VAR -eq 10 ]
then
  echo "The variable is equal to 10."
else
  echo "The variable is less than 10."
fi

Until 🔗

#!/bin/bash

counter=0

until [ $counter -gt 5 ]
do
  echo Counter: $counter
  ((counter++))
done

Set script to exit on errors 🔗

Source: https://www.gnu.org/software/bash/manual/html_node/The-Set-Builtin.html

set -e