BashBash CompilerBash Online Compilerv5.2.0

echo "Hello, World!"

read -p "Enter your name: " name
echo "Hello, $name!"

fruits=("apple" "banana" "cherry")
for i in "${!fruits[@]}"; do
  echo "$((i + 1)): ${fruits[$i]}"
done

factorial() {
  if [ "$1" -le 1 ]; then
    echo 1
  else
    echo $(( $1 * $(factorial $(( $1 - 1 ))) ))
  fi
}

factorial 5

declare -A ages
ages[alice]=30
ages[bob]=25
for name in "${!ages[@]}"; do
  echo "$name is ${ages[$name]}"
done

file="data.txt"
if [ -f "$file" ]; then
  echo "$file exists"
else
  echo "$file not found"
fi

name="bash"
if [[ "$name" == b* ]]; then
  echo "starts with b"
fi

n=5
result=$((n * n))
echo "square: $result"

case "$n" in
  1) echo "one" ;;
  5) echo "five" ;;
  *) echo "other" ;;
esac

while IFS= read -r line; do
  echo "Line: $line"
done

path="/usr/local/bin/script.sh"
echo "${path##*/}"     # basename: script.sh
echo "${path%/*}"      # dirname: /usr/local/bin
echo "${path/.sh/.bak}" # replace: ...script.bak
upper="HELLO"
echo "${upper,,}"      # lowercase: hello

count=$(printf "a\nb\nc\n" | wc -l)
echo "lines: $count"

for word in $(echo "one two three"); do
  echo "word: $word"
done