conditionals.sh

##
# Simple "if" statement
##
if [ "foo" == "foo" ]; then
  echo "I'm in! (1)"
fi

# Short version
[ "foo" = "foo" ] && echo "I'm in! (2)"

# Test version
test "foo" = "foo" && echo "I'm in! (3)"


##
# "if/elif/else" statement
##

if [ "foo" != "foo" ]; then
  echo "It won't enter here"
elif [ "foo" == "bar" ]; then
  echo "It won't enter here"
else
  echo "I'm in! (4)"
fi

##
# "case" statement
##
case "foobar" in
  foo*)
    echo "I'm in! (5)"
    ;;
  bar)
    echo "It won't match \"bar\""
    ;;
  *)
    echo "It would enter here if nothing matches"
    ;;
esac